NEW VALCOM V-2904 FOUR DOOR UNIVERSAL ANSWERING DEVICE-ACTIVATE DOOR LOCKS

Description

NEW VALCOM V-2904 FOUR DOOR ANSWERING DEVICE
The item has been sitting in storage for many years, therefore the box is not in the best shape.
4 Door Answering Device –  Activates Door Locks — Four zone/talkback door entry control for handsfree communication with remote call in. Provides background music input with volume control, door unlock contact closure, built-in ring generator with on/off switch, alarm function input, places simultaneous calls in queue.
Provides Handsfree Talkback Communication Between Up To 4 Entryways And A Telephone
Transmit And Receive Volume Controls
Built In 90 V 30 Hertz Ring Generator With On/Off Switch
Integral Battery Backup Input
Distinctive Ringing Option
Programmable Number Of Ring Cycles
Ringing Automatically Discontinues After Programmed Number Of Cycles Or Upon Answer
Compatible With All Valcom Doorbox Speakers
Interfaces With Telephone System Via Loop Start Or Ground Start C.O. Line Position
May Be Accessed From A Dedicated Single Line Telephone Set
Supports Call Buttons At All Speaker Locations
Tone At Door Speaker When Call Button Activated
Standard 66 Block Used For Connections
Normally Open And Normally Closed Door Unlock Relay Contacts
Door Unlock Relay Available On A Per Door Basis
Programmable Door Unlock Codes
Alarm Functions
Simultaneous Calls Placed In Queue
Background Music Input
One Way All Call To All Speakers
Optional Alert/Repeated Alert Tone
Dimensions
: 8.60″H x 11″W x 2.30″D   (21.84cm x 27.94cm x 5.84cm)
Weight
: 3.1lbs 1.41kg