4U 19 inch Rack frame, total of 16 16*Voice card plus one fiber card provides 4 Gigabit Ethernet and 1+1 optical interface ,16-256 Voice Optical Multiplexer Series provides a simple and cost-effective solution for transporting multiple E1 links, as well as 1000M Ethernet, for distances up to 100 kilometers.
1、Up to 256 Voice and E1 links and full bandwidth 1000 Mbps Ethernet traffic multiplexed into fiber optic uplink
2、Provide E1 Up to 1-16(add one 16 Voice card , subtracting one E1)
3、Convenient expansion, only increase the card, convenient maintenance, only replacement the card.
4、Single-mode, multimode, single-mode over single fiber
5、1-256Channel voice access, supports caller ID feature and reverse polarity billing functions
6、Provide 4 expansion interface, can access 4 channel of RS232/422/485
7、Support E1 loopback and fiber loopback function
8、Range of up to 100 km
9、-48VDC/110/220VAC flexible redundant power inputs