Avaya Door Phone with Controller(Model # 408466563)
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- Universal connection to door phone system limited to ground/loop start trunk connection
- May be used with door phones, PABX systems, electronic key systems, 1A2 key systems or single line telephones
- Custom ringing mode distinguishes door phone calls from C.O. calls
- Call waiting tones indicate which door phone is calling and distinguish a door phone call from a C.O. line call.
- Calls can be placed on hold when visitors call from the door phone
- Provides two touch tone controlled N.O. and N.C. dry contact closures for door strikes or gate openers
- Allows two door phones to share a single telephone line with a residential or business telephone system
- Built-in tank battery for C.O. applications
- Auxiliary contact output for doorbells, cameras, etc.
- Compatible with pulse or two tone phones
- Includes door phone and controller
- Provide commercial or residential security via two-way handsfree communication from a door or gate
- Add one or two door phone speakers to your home or office phones