NEC 4ATRU 4 Port Analog Trunk PCB Supports 4 analog loop start CO trunks Mode switch for taking the PCB out of service Status LED indicating proper PCB operation Port activity LED that indicates traffic on the PCB 2 Power failure cut through circuits Upon failure of commercial AC power, PCB automatically cuts through 2 trunk circuits to 2 power failure telephones Builtin caller ID

• NEC 4ATRU 4 Port Analog Trunk PCB Supports 4 analog loop start CO trunks Mode switch for taking the PCB out of service Status LED indicating proper PCB operation Port activity LED that indicates traffic on the PCB 2 Power failure cut through circuits Upon failure of commercial AC power, PCB automatically cuts through 2 trunk circuits to 2 power failure telephones Builtin caller ID
• DS2000 4 Port CO Card
• Dimensions: 11.00x1.75x6.25
• Item Weight: 1.00
• 100% Satisfaction

NEC 4ATRU 4 Port Analog Trunk PCB Supports 4 analog loop start CO trunks Mode switch for taking the PCB out of service Status LED indicating proper PCB operation Port activity LED that indicates traffic on the PCB 2 Power failure cut through circuits Upon failure of commercial AC power, PCB automatically cuts through 2 trunk circuits to 2 power failure telephones Builtin caller IDNEC America