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4E1 Fiber Optical Mux
Product model: FM0-120
Product function: provides transmission of 4 E1 signal through fiber

Product characteristic:
(1) provides 4 E1/ G.703 connection
(2) two-row indicating lamp, upper row indicates local status, lower row indicates far-end status
(3) provides function of ordering 4 E1 to loop return from the remote end, fiber self-loop at local end; and provides a group service telephone interface (to select)
(4) three power supplies: DC-48V, DC+24V or AC220V (optional)
(5) transmission range: 2-120Km
(6) duplex fiber co-directional and single fiber co-directional type may select
(7) conforms to the telecommunication level operation requirement, and does not have the fault time equally (MTBF) above 70,000 hours
(8) has the redundant reliability, provides installment of 19 "rack, desktop, wall hanging, and card-inserting, at the same time 19" rack has the alternative and direct power supply.
(9) realizes the SNMP network management function.