The KB-701 remote speaker station connects to a single channel of party-line intercom and operates in half-duplex mode. It features both an integral speaker and a flush mount electrets microphone with mic limiter and a push-to-talk button.
Single-channel and push-to-talk speaker station
Four different modes of operation and internally programmable
Microprocessor-controlled logic and switching
Flush-mounted internal microphone
Visual and audible call signaling with bright LED indicator
Balanced local program input with separate level control
Optional TW and 4-wire daughter boards provide additional flexibility
Wall or console mount or optional V-box for portable or desktop use
LED buttons for talk, listen, call, announce, link, all talk or mic on