G.703 Interface
   Type: Full-duplex fixed at 2048kbps ±50 ppm
   Line: 4wire
   Range: Up to 1000 ft. on 26AWG
   Impedance:
     RJ-45 120 ohm (balanced)
     BNC 75 ohm (unbalanced
   Complies with: ITU-T G.703 and G.823
   Frame format: Un-frame
   Line code: HDB3/AMI
Data Port Interface
   Type: 34-pin, Female, M34 connector
   Data Rate: Fixed at 2048kbps
   Connector: SCSI/F with adapter cable.
   Line code: NRZ
Auxiliary
   Clock mode: Internal, Recovery, Data port±50 ppm
   Indicator: LCD, LED with Power, SYNC, AIS, BPV
           V.35 Transmit Data LED, V.35 Receive Data LED
   Management: 2 keypads
   Diagnostic: LL, DL
   Power: 100 to 240 VAC, 47 to 63 Hz (Maximum Power consumption 5W)
   Temp: 0 to 50 degree C
   Tumidity: 0 to 90 %, Non-condensing
   Dimensions: H 31 mm X W 123.8 mm X D 181 mm