Model Number: JMMN4064
PTT and VOX Interface Module for Ear Microphone System
This is the interface module required for all Expert Series Ear Microphone Systems that require both Push-to-Talk and Voice-Activated Interface options. VOX is only operational on conventional channel. This interface module works with the following Ear Microphone Systems: BDN6768, BDN6769, BDN6770.
Motorola EX600 Portable Two-Way Radio