Uniden SM81 External Speaker/Microphone - Reviews

The Uniden SM81 is a compact electret external speaker/microphone for use with Uniden handheld Marine Radios. Omni directional microphone JIS4 water resistant 1W speaker Fits all Uniden handheld marine radios that are equipped with an accessory connector NOTE: This model replaces the Uniden HHSPM… more