Bogen ADP1 Universal Analog Door Phone Speaker Data Sheet PDF The ADP1 is a convenient remote,weather-resistant, hands-free two-way terminal device for telephone systems. The unit is telephone line...

Hi-Z, 10k-ohm primary impedance  Lo-Z, 600-ohm secondary impedance, balanced with center tap  Matches high-to-low impedance or low-to-high impedance  Adapts line-level signals to microphone inputs...

Control up to 35W of speakers  10-position settings plus "OFF"  Allows local control of a group of speakers, without altering amplifier volume setting  For 25V and 70V systems  4-3/4" W x 4-3/4" H x...

Control up to 10W of speakers 10-position settings plus "OFF"  Allows local control of a group of speakers, without altering amplifier volume setting For 25V and 70V systems 2-7/8" W x 4-5/8" H x...

Supports weight of speakers installed in suspended ceilings  Use with clamping type ceiling speakers 17" W x 1-1/8" H x 24" D

Protective steel enclosure  Seismic tabs allows suspension of speakers from building's structure  Foam insert improves audio performance  12-1/4" dia. x 4-1/2" D

Tile Bridge is a load-bearing T-bar support designed to sustain the weight of an 8" speaker, grille and protective enclosure in suspended ceiling construction. Distributes weight of speaker and...

Direct replacement can be purchased here Bogen ADP1   Avaya/Bogen LUADS Universal Analog  Door Phone Speaker The Avaya 408466555 door phone is a hands-free door phone unit that is