Cisco VWIC2-2MFT-T1/E1, 2-PORT 2ND Gen Multiflex Trunk Voice/wan Int. Card

*COMPLIANCE INDUSTRY STANDARDS- UL 60950, CAN/CSA C22.2 No. 60950, IEC 60950-1, EN 60950-1, AS/NZS 60950
*NUMBER OF VOICE CHANNELS SUPPORTED (MAX)- 64
*SUPPORTED NETWORK PROTOCOLS- G.703
*STORAGE TEMPERATURE (T-T)- -25 - 70 °C
*OPERATING RELATIVE HUMIDITY (H-H)- 5 - 85%
*OPERATING TEMPERATURE (T-T)- 0 - 40 °C
*STORAGE RELATIVE HUMIDITY (H-H)- 5 - 95%
*DEPTH- 122 mm
*WEIGHT- 62 g
*WIDTH- 79 mm
*HEIGHT- 21 mm
*NUMBER OF CONNECTORS- 2
*COMPATIBILITY- Cisco 1721,1751, 1760, 2600XM, 2691, 3662, 3700, 2800, 3800