- 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- Built-in caller IDNEC80010B Additional Details BRAND : NEC AMERICA SKU : NEC-80010B UPC : 714627118931
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