AiPhone NDR-40 40-CALL MASTER W/ SELECTIVE OUTPUTS, Stock# NDR-40 cable management 4 mm)Shank Length: 1-17/64'' (32

4 mm)Shank Length: 1-17/64'' (32

3Kbps compressed voice payload)

Dimensions: 5 1/4" W x 3" H x 11/4" D inches

The efficient Polycom 2200-46300-025 VVX Paper Expansion Module has 40 illuminated programmable bi-color LED line keys that allow to chain a total of 3 Polycom VVX expansion modules for up to a total of 120 additional line appearances

AiPhone NDR-40 40-CALL MASTER W/ SELECTIVE OUTPUTS, Stock# NDR-40 cable management 4 mm)Shank Length: 1-17/64'' (32Product features AiPhone NDR 40 a 40 call master with selective outputs. Features: Extra contact capability for every station Selective door release using one RY PA per door Lamp memory call in where in the LED light will stay lit until call is answered *NEW IN THE BOX *One Year Warranty