DESCRIPTION

The Sentry Model HM-645 portable 2-way Radio is a hand held radio for transmitting and receiving voice communications.  

The portable radios are intended for remote voice annunciation of the Sentry System as well as personnel communications.  The Model HM-645 radios are typically combined with the Model HM-644 Voice Synthesizer, and the Model HM-647 Base Station Radio.

The radio includes a rubber coated flexible antenna, squelch and volume control, channel selector and indicating LED.

A separate charging stand provides a recharge to the integral battery pack when in the stand.  A full charge takes three hours or less.

The Model HM-645 radio is intended for use with the Model HM-647Base Station Radio.  The Base Station must be licensed by the FCC through the facility at which it will be operating.