Valcom 4 Zone Universal Door Answering Unit (without Power)

1 Door Answering Device

Valcom Part# V-2900

Consumer Electronics – V-2900 - Intercom Sub Station - Cable - Wall Mount - 8.3" Height - 4.5" Width - 2.4" Depth - CE - CSA - Compatible with all Valcom Doorplate Speakers - Ring Generator - Built-In Talkback Amplifier - ...

1 Door Answering Device with Door Unlock

Valcom Part# V-2901A

Consumer Electronics – V-2901A - Intercom Sub Station - Cable - Wall Mount - 8.6" Height - 11" Width - 2.3" Depth - 1 Year Limited Warranty - FCC Part 15 Class B - Valcom Doorplate Speakers - PABX, E-Key and IA2 Telephone ...