The DVR4010NVGA offers a host of features for a reasonable price. This DVR uses a embedded RTOS operating system that will give you reliable performance 24/7. The duplex feature will allow you to playback video while the DVR continues to record. The DVR4010NVGA is a full function MJPEG DVR that will allow you to record up to 60 frames per second of video. Built-in Motion detection will save your hard drive space and playback time. You can search by date, time or alarm events at superfast speeds. Access the DVR via the internet to see live or recorded video anytime you want. Records at 640 x 224 resolution and displays at 640 x 448 resolution. The DVR4010NVGA has power recovery feature built in so that your recording will continue once it receives power again. It comes with easy to use IR remote control, network software and operating manual.