This product is either discontinued or we cannot get that from suppliers.
Brand: Garmin, Model: 010-11757-00, Type: Headset, Colour: Black, Compatible: Rino 650 / Rino 700 / Rino 750.
Pair this headset and boom microphone with your two-way radio to communicate, hands-free, with other Rino users in your group. The headset, which hooks around your ears, features external voice activation (VOX).