Retevis Throat Mic PTT Earpiece for Kenwood BAOFENG UV-5R Baofeng BF-888S Retevis H777 Retevis RT3 R

Features :

A remote microphone with push to talk button you can clip anywhere.
The microphone transmits directly from your throat, so it is not sensitive to the background noise.
With the best-quality transparent acoustic tube that could hardly be detected by people around you, and protect your health from radio electromagnetic wave radiation.
This is exceptionally ideal for usage in high ambient environment such as driving, riding motorcycles and bicycles. And it is also ideal for surveillance purposes and security at airports, casinos, crowd control at conventions and concerts, and other working environment requiring discreet communications. The throat mic could be easily hidden under the collars too. Specification :

Two-pin standard diameter: Ear 3.5mm stereo (top pin). Mic 2.5mm stereo (bottom pin).
Space of two-pin: 11mm.
Color: Black
Weight: 50g

Compatibility:Almost All The brand two way radio of China.

Type	Covert Acoustic Tube Earphone For Kenwood
forKenwood KPG	KPG27D, KPG29D,KPG48D, KPG49, KPG55D, KPG56D, KPG62D, KPG66D, KPG69D, KPG70D,KPG74D, KPG75D, KPG77D, KPG82D, KPG87D
forKenwood TH	TH-D7, TH-D7A, TH-D7AG, TH-D7E, TH-F6, TH-F6A, TH-F7, TH-F7E, TH-G71, TH-G71A, TH-G71E, TH-K2, TH-K2A, TH-K2E, TH-K2ET, TH-21, TH-21AT, TH-21BT, TH-22, TH-22A, TH-22AT, TH-22E, TH-25, TH-26, TH-27, TH-28, TH31AT, TH31BT, TH41AT, TH41BT, TH-42, TH-42A, TH-42AT, TH-42E, TH-45, TH-46, TH-47, TH-48, TH-55, TH-75, TH-77, TH-G71, TH-205, TH-215, TH-225, TH-235, TH-235A, TH-235E, TH-315, TH-415,