Adtran TSU 120 External DSU/CSU Stock# 1202129L2-F FACTORY REFURBISHED Telephone under sub-floors or crawl spaces

under sub-floors or crawl spaces

It is rated to 1000V AC and exceed both ASTM and IEC standards

It operates on single mode fiber and uses LC fiber connectors

LED output : 18 high intensity low dispersion angle LEDs diffused

It  Requires CompactFlash for IntraMail/VRS

Adtran TSU 120 External DSU/CSU Stock# 1202129L2-F FACTORY REFURBISHED Telephone under sub-floors or crawl spacesProduct features The TSU 120 are modular, full featured T1 FT1 multiplexers designed to support a wide range of end user applications. Equipped with both a synchronous V. 35 DTE interface and a DSX 1 PBX port, the TSU 120 supports applications combining digital voice and high speed data. As interface requirements increase, the flexibility of the TSU 120 benefits the user with modularity through its expansion slot. The TSU 120 provides complete