Bogen Communications ADP1 Analog Door Phone - Two-way Terminal for Telephone Systems Dot Line DL-V/PROCB5 and the unique elongated prism

and the unique elongated prism configuration enables the optical tubes to be thinner than normal

Tiffen 67mm Cool Day for Night Filter

Mute footswitch I/O 1 x 1/4" high-impedance input

Includes BNC Cables and DC Jumpers

A convenient HV port allows you to connect the flash to an external power source

Bogen Communications ADP1 Analog Door Phone - Two-way Terminal for Telephone Systems Dot Line DL-V/PROCB5 and the unique elongated prismFlush, Wall Mount Installation Two Way Telephone Communication Telephone Line Powered Remote Audio Monitoring Vandal Resistant Stainless Steel The Bogen Communications ADP1 Analog Door Phone is a flush mounted, two way terminal device for standard telephone systems. The ADP1 is powered via standard telephone cabling and is intended to provide, hands free telephone communication. A push button engages the receiver and selectable Auto Answer feature