Lugar de origem
Beijing, China
function
Fiber Optical PDH Multiplexer
Optical Port
155M / 300M /1.25 Gbps APS 1+1
E1 port
0~4 port E1 75 and 120 ohm
Ethernet
0,1,4 ports Fast Ethernet
Asyn Data
1,2,4,8 ports RS-232 422 485
Sync Data
0,1 port V.35 RS530 X.21
Power Supply
AC+DC DC+DC AC DC