ADTRAN Atlas 550 -- 4200305L1
from Howard Computers

PBX systems which have little or no ISDN capability can now easily and economically connect to ISDN networking. The ADTRAN ATLAS 550 provides both a T1 port to connect to the PBX and an ISDN port to connect to the public ISDN network and the switching and conversion to transparently link two... [See More]

  • Protocol / Network: Ethernet; Fast Ethernet; Frame Relay; ISDN
  • Dimensions: 17.1 in x 11.7 in x 3.5 in
  • Data Rate: 1544