Round Audio Transducers and Buzzers
Last Updated: April 1, 2025
Description
Round audio transducers and buzzers are devices that produce sound. They are typically used to emit audible signals, which can vary in tone and pitch depending on the design of the component. These devices are integral in generating sound for various applications, providing auditory alerts or notifications.
Working Principle
Round audio transducers, particularly piezoelectric types, work by using a polarized ceramic material bonded to a metal disc. When a voltage is applied, the transducer flexes, and if this voltage is applied and released at a specific frequency, it produces a continuous audible sound. This mechanism avoids mechanical wear and electrical noise, offering low power consumption and a clear, penetrating sound . Buzzers, on the other hand, are designed to produce sound at specific frequencies and are often used in applications where a loud, distinct sound is necessary .
Applications
Round audio transducers and buzzers are used in a variety of applications. In the medical field, they are employed in devices such as heart defibrillators, sterilizers, and infusion pumps to emit specific sounds that signify different conditions . They are also used in portable devices like pagers and wireless monitors, where space and power conservation are crucial .
Advantages over other Audio Transducers and Buzzers
Piezoelectric transducers offer several advantages, including the absence of mechanical wear and electrical noise, low power consumption, and the ability to produce a clear, penetrating sound . They are also energy-efficient and can be miniaturized for use in portable devices, conserving space and cost .
Limitations
One limitation of piezoelectric transducers is that as they become smaller, their resonant frequency increases, which can result in a lower sound level . Additionally, buzzers may not be suitable for applications requiring a wide range of sound frequencies or custom sound outputs .
Considerations
When selecting round audio transducers and buzzers, considerations should include initial costs, operating expenses, and durability. Piezoelectric transducers are generally low-cost and energy-efficient, making them suitable for applications where power conservation is important . However, the accuracy of sound output and the need for external drive circuitry in some transducers may affect the overall cost and complexity of the system . Maintenance and replacement costs are typically low due to the absence of mechanical wear in piezoelectric devices .
from DigiKey
Buzzers Transducer, Externally Driven Magnetic 1.5V 20mA 2.048kHz 80dB @ 1.5V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
EMCT AC30012-36V Piezo Buzzer Component [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 40
from DigiKey
Buzzers Transducer, Externally Driven Magnetic 6V 50mA 2.048kHz 85dB @ 6V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Sonitron SC235B Buzzer [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 36.5
from DigiKey
Buzzers Transducer, Externally Driven Magnetic 12V 40mA 2.048kHz 85dB @ 12V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
EMCT DC300I15-48V Piezo Buzzer Component [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 40
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 7mA 4.1kHz 70dB @ 12V, 30cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
RS PRO ABT-477-RC Buzzer [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 17
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 11mA 3kHz 85dB @ 12V, 30cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Piezo Buzzer 3V 17mm Radial 2kHz 70dB [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 17
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 11mA 3kHz 85dB @ 12V, 30cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Electro Mechanical Buzzer 3Vdc 75dB [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 9.6
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 10mA 3.5kHz 93dB @ 12V, 30cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Electro Mechanical Buzzer 6Vdc 95dB [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 26.4
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 15mA 3.4kHz 78dB @ 12V, 30cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
RS PRO ABI-049-RC [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 26.4
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 10mA 3.5kHz 93dB @ 12V, 30cm Panel Mount, Flange Wire Leads [See More]
- Shape: Round
- Mounting: Panel
- Terminations: Leads
- Tone: Noncontinuous
from RS Components, Ltd.
Sonitron SC0715BL Buzzer [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 36.5
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 17mA 3.15kHz 88dB @ 12V, 30cm Panel Mount, Flange Wire Leads [See More]
- Shape: Round
- Mounting: Panel
- Terminations: Leads
- Tone: Noncontinuous
from RS Components, Ltd.
Transducer piezo PCB 3Vac 75dB [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 22
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12V 6mA 3.5kHz 85dB @ 12V, 30cm Panel Mount, Flange Wire Leads [See More]
- Shape: Round
- Mounting: Panel
- Terminations: Leads
- Tone: Noncontinuous
from RS Components, Ltd.
TDK SDC1614LT-01 [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 16
from DigiKey
Buzzers Indicator, Internally Driven Magnetic 12V 35mA 2.3kHz 85dB @ 12V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
TDK PS1240P02CT3 Piezo Buzzer Component [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 12.2
from DigiKey
Buzzers Indicator, Internally Driven Magnetic 5V 35mA 2.3kHz 85dB @ 5V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
TDK PS1420P02CT Piezo Buzzer Component [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 14
from DigiKey
Buzzers Indicator, Internally Driven Piezo 110V 7mA 2.8kHz 88dB @ 110V, 30cm Panel Mount, Flange Wire Leads [See More]
- Shape: Round
- Mounting: Panel
- Terminations: Leads
- Tone: Noncontinuous
from RS Components, Ltd.
TDK PS1740P02E Piezo Buzzer Component [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 17
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 9mA 81dB @ 10V, 10cm Panel Mount, Flange Wire Leads [See More]
- Shape: Round
- Mounting: Panel
- Terminations: Leads
- Tone: Noncontinuous
from RS Components, Ltd.
Buzzer Magnetic,5V,80dB,Radial [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 12
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 10mA 76dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Terminations: PCPins
- RoHS Compliant: Yes
- Mounting: Through Hole
from RS Components, Ltd.
Buzzer Magnetic,3V,88dB,SMD [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Tone: Noncontinuous
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 7mA 80dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Buzzer Magnetic,5V,80dB,Radial [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 16
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 9mA 84dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Electro Mechanical Buzzer 1-3Vp-p 70dB [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 12
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 7mA 4kHz 82dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
RS PRO ABT-443-RC [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Tone: Continuous
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 18mA 88dB @ 10V, 20cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Electro Mechanical Buzzer 1-30Vp-p 80dB [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 10
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 11mA 92dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Piezo electric transducer 3Vac 72dB [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 22
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 10mA 90dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
Murata 7BB-20-3 Piezoelectric Diaphragm [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 20
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 11mA 93dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
RS PRO ABI-004-RC/RS [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 29.5
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 8mA 90dB @ 10V, 10cm Through Hole PC Pins [See More]
- Shape: Round
- Mounting: Through Hole
- Terminations: PCPins
- Tone: Noncontinuous
from RS Components, Ltd.
RS PRO ABI-005-RC/RS [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 29.5
from DigiKey
Buzzers Transducer, Externally Driven Piezo 10V 7mA 80dB @ 10V, 10cm Surface Mount Solder Pads [See More]
- Shape: Round
- Terminations: Solder Tabs
- RoHS Compliant: Yes
- Mounting: Surface
from RS Components, Ltd.
RS PRO ABI-027-RC/RS [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Diameter / Length: 43
from EPCOS AG
The development, manufacture and marketing of electronic components, modules and systems represents the largest business segment of the TDK Group. TDK focuses on demanding markets in the areas of information and communication technology and consumer, automotive and industrial electronics. Electronic... [See More]
- Shape: Round; Square / Rectangular
- Type: Transmitter
- Technology: Electromagnetic
- Terminations: None; PCPins
from LCSC Electronics Technology (HK) Limited
Active (driven circuit included) 85dB@5V,10cm Magnetic 2.3kHz Plugin,D=12mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2300
from Transducers USA, Inc.
Transducers USA produces quality audible signal devices at very competitive prices for Original Equipment Manufacturers. Our company manufactures a comprehensive line of audio indicators and transducers in piezo and electro-mechanical varieties, including microphones, speakers, and ultrasonic... [See More]
- Shape: Round
- Diameter / Length: 10.5
- Technology: Piezoelectric
- Depth: 0.1600
from Audiowell Electronics (Guangdong) Co., Ltd.
Piezoelectric ceramic element are used as audible parts in electronic or electrical devices. They can be used for electronic watches, doorbells and toys as audible devices, also can be applied to industrial automation equipments, security etc. Features: – Small size, easy to install. –... [See More]
- Shape: Round
- Diameter / Length: 34.7
- Technology: Piezoelectric
- Depth: 0.5200
from Deltrol Controls/Division of Deltrol Corp.
Operates on 50 or 60 Hz AC voltage. Molded Rynite ® class F coil. Will operate continuously without overheating. Easy single screw mounting. *Minimum quantities apply to non-stocked items. [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: Pierced Solder Lugs .187" x .020"
from Ningbo Best Group Co., Ltd.
Magnet: Nd - Te - B Magnet � �. Impedance: 150 � � 20% � � at 1KHz. Sensitivity: 92 � �2dBS.P.L. 100mv at 1KHZ 0dB 2x10-5Pa. MF intensity axial � �-19 dB at 1 KHz 0 dB 1A/M. MF intensity radial � �-22 dB at 1 KHz 0... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 20
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@3V,10cm Magnetic 4kHz Plugin,D=12mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 4000
from Transducers USA, Inc.
Our Tonelight Series is the alert that emits both sound and flashing lights, providing visual LED warning and audible beeping combined!. Tonelight ’s sound and light can be simultaneous or separate, and now Tonelight has a new feature: the sound can be delayed for workspace-friendly warnings!... [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: Screw Terminals
from Audiowell Electronics (Guangdong) Co., Ltd.
Piezoelectric ceramic element are used as audible parts in electronic or electrical devices. They can be used for electronic watches, doorbells and toys as audible devices, also can be applied to industrial automation equipments, security etc. Features: – Small size, easy to install. –... [See More]
- Shape: Round
- Diameter / Length: 34.7
- Technology: Piezoelectric
- Depth: 0.5300
from Ningbo Best Group Co., Ltd.
Magnet: Nd - Te - B Magnet � �. Impedance: 8 � � 20% � � at 1KHz. Sensitivity: 106 � �3dBS.P.L. 100mv at 1KHZ 0dB 2x10-5Pa. MF intensity axial � �-19 dB at 1 KHz 0 dB 1A/M. MF intensity radial � �-22 dB at 1 KHz 0 dB... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 23
from LCSC Electronics Technology (HK) Limited
Externally Driven 80dB@3V,10cm Magnetic 2.7kHz Plugin,D=9mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 9
- RoHS Compliant: Yes
- Frequency: 2700
from Transducers USA, Inc.
Our Tonelight Series is the alert that emits both sound and flashing lights, providing visual LED warning and audible beeping combined!. Tonelight ’s sound and light can be simultaneous or separate, and now Tonelight has a new feature: the sound can be delayed for workspace-friendly warnings!... [See More]
- Shape: Round
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: Screw Terminals
from Ningbo Best Group Co., Ltd.
Magnet: Nd - Te - B Magnet � �. Impedance: 150 � � 20% � � at 1KHz. Sensitivity: 92 � �2dBS.P.L. 60mvat 1KHZ 0dB 2x10-5Pa. MF intensity axial � �-19 dB at 1 KHz 0 dB 1A/M. MF intensity radial � �-22 dB at 1 KHz 0 dB... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 23
from LCSC Electronics Technology (HK) Limited
85dB@5V,10cm Magnetic 2.2kHz Plugin,D=16mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 16
- RoHS Compliant: Yes
- Frequency: 2200
from Ningbo Best Group Co., Ltd.
Magnet: Nd - Te - B Magnet � �. Impedance: 150 � � 20% � � at 1KHz. Sensitivity: 93 � �3dBS.P.L. 60mv. at 1KHZ 0dB 2x10-5Pa. MF intensity axial � �-19 dB at 1 KHz 0 dB 1A/M. MF intensity radial � �-22 dB at 1 KHz 0... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 25
from LCSC Electronics Technology (HK) Limited
Active (driven circuit included) 95dB@24V,10cm Externally Driven 3kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 30
- RoHS Compliant: Yes
- Frequency: 3000
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 26
from LCSC Electronics Technology (HK) Limited
Externally Driven 80dB@12V,10cm Externally Driven 2.4kHz Plugin,D=30mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 30
- RoHS Compliant: Yes
- Frequency: 2400
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 28
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@12V,10cm Externally Driven 4kHz Plugin,D=30mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 30
- RoHS Compliant: Yes
- Frequency: 4000
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 28
from LCSC Electronics Technology (HK) Limited
Active (driven circuit included) 85dB@10cm Magnetic 2.4kHz Plugin,D=12mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2400
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 20
from LCSC Electronics Technology (HK) Limited
Active (driven circuit included) 90dB@10cm Magnetic 2.4kHz Plugin,D=12mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2400
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 28
from LCSC Electronics Technology (HK) Limited
Externally Driven 75dB@3V,10cm Externally Driven 5.2kHz SMD,D=10mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 10
- RoHS Compliant: Yes
- Frequency: 5200
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 37
from LCSC Electronics Technology (HK) Limited
Externally Driven 90dB@12V,10cm Externally Driven 4kHz SMD,D=22mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 22
- RoHS Compliant: Yes
- Frequency: 4000
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 45
from LCSC Electronics Technology (HK) Limited
Externally Driven 100dB@12V,10cm Externally Driven 4kHz SMD,D=23mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 23
- RoHS Compliant: Yes
- Frequency: 4000
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 45
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@3V,10cm Magnetic 2.7kHz SMD,D=9mm Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 9
- RoHS Compliant: Yes
- Frequency: 2700
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 28
from LCSC Electronics Technology (HK) Limited
Externally Driven 80dB@3.3V,10cm Magnetic 2.048kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2048
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 20
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@3V,10cm Magnetic 2.7kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2700
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 20
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@5V,10cm Magnetic 2.048kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2048
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 20
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@3.6V,10cm Magnetic 2.048kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2048
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 20
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@5V,10cm Magnetic 800Hz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 25
- RoHS Compliant: Yes
- Frequency: 800
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Terminations: Leads
from LCSC Electronics Technology (HK) Limited
Externally Driven 70dB@3V,10cm Magnetic 2.7kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 6.6
- RoHS Compliant: Yes
- Frequency: 2700
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 39.5
from LCSC Electronics Technology (HK) Limited
Active (driven circuit included) 75dB@3V,10cm Magnetic 2.7kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 9
- RoHS Compliant: Yes
- Frequency: 2700
from Ningbo Best Group Co., Ltd.
Cordless Telephone Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Diameter / Length: 28
from LCSC Electronics Technology (HK) Limited
Active (driven circuit included) 85dB@12V,10cm Magnetic 2.7kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 9
- RoHS Compliant: Yes
- Frequency: 2700
from Ningbo Best Group Co., Ltd.
Double Function Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. Our... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Terminations: None
from LCSC Electronics Technology (HK) Limited
Active (driven circuit included) 80dB@3V,10cm Magnetic 2.7kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 2700
from Ningbo Best Group Co., Ltd.
Double Function Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. Our... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Terminations: Leads
from LCSC Electronics Technology (HK) Limited
Externally Driven 80dB@12V,10cm Externally Driven 4kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 12
- RoHS Compliant: Yes
- Frequency: 4000
from Ningbo Best Group Co., Ltd.
Double Function Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. Our... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Terminations: Leads
from LCSC Electronics Technology (HK) Limited
Externally Driven 85dB@5V,10cm Externally Driven 4kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 17
- RoHS Compliant: Yes
- Frequency: 4000
from Ningbo Best Group Co., Ltd.
Double Function Receiver. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. Our... [See More]
- Shape: Round
- Type: Receiver
- Technology: Electromagnetic
- Terminations: Leads
from LCSC Electronics Technology (HK) Limited
Externally Driven 100dB@5V,10cm Externally Driven 2.7kHz - Buzzers ROHS [See More]
- Shape: Round
- Diameter / Length: 23
- RoHS Compliant: Yes
- Frequency: 2700
from Ningbo Best Group Co., Ltd.
Ø12*7.5mm [See More]
- Shape: Round
- Terminations: PCPins
- Technology: Electromagnetic
- Mounting: Socket