REFURBISHED: Single Port E1 CSU/DSU w/ metallic E1 network interface and universal DTE interface, Part# R1200410L1 PLANTRONICS Blackwire 5220 Switched 56 or Frame Relay

Switched 56 or Frame Relay circuits up to 18

Light Level (Lux) 0

Two-Way Audio Communication

The durable NEC DTH-32D-1 (WH) / NEC Electra Elite 32 Button Display White Phone 780081 with 11 dedicated function keys for ease of operation ( Hold

The Sony UNIOSS7T1 7" Vandal-Resistant Rugged Surface-Mount Housing (Tinted) can be mounted facing down or facing up

REFURBISHED: Single Port E1 CSU/DSU w/ metallic E1 network interface and universal DTE interface, Part# R1200410L1 PLANTRONICS Blackwire 5220 Switched 56 or Frame RelayREFURBISHED: Single Port E1 CSU DSU w metallic E1 network interface and universal DTE interface. DB15 120 ohm E1 interface on the base unit (DB15 120 ohm to BNC 75 ohm adapter provided). V. 35 and X. 21 V. 11 Adapter cables sold separately. 90 250 VAC