This black surveillance accessory with an extra-loud earpiece (exceeding OHSA standards) allows the radio user to privately receive messages and is ideal when environments require discreet communication. It is intrinsically safe. This accessory requires a 3.5mm threaded adapter jack that attaches to the radio, unless being used with speaker microphone.
Receive Only: Yes
Number of Wires: 1
Configuration: Plastic ear loop
Adapter Required: Yes
Intrinsic Safety Standard: FM