2 X FANVERIM Throat Mic Covert Acoustic Tube Earpiece Headset Finger Ptt Compatible For 2 Pin Motorola Cls1110 Cls1410 Cls1413 Cls1450 GP68 GP2000 GP88 GP3188 CP040 CP1200 A8 A6 A10 A12 Radio(2 Packs) Compatible with Motorola radios, including: CLS1110, CLS1410, CLS1413, CLS1450, CLS1450C CP88, CP100, CP150, CP200 CT150, CT250, CT450, CT450LS ECP100 GP2000, GP2100 GP300, GP308, GP350, GP68, GP88, GP88S GTI, GTX, LTS2000 Spirit MU eries: MU11, MU11C, MU11CV, MU12, MU12C, MU12CV, MU21C, MU21CV, MU22CVS, MU24CV, MU24CVS, MU24CVST* Spirit MV Series: MV11, MV11C, MV11CV, MV12, MV12CV, MV21C, MV21CV, MV22, MV22CV, MV24CVS* CP Series: CP88, CP040. CP100, CP110, CP125, CP150, CP200, CP250, CP300* 2 pin Throat Mic Microphone Acoustic Tube Covert Earpiece Earphone Headset Finger PTT(Push To Talk) for Motorola Radio Security Door Supervisor Since the microphone transmits directly from your throat, it is not sensitive to the background noise. This is exceptionally ideal for usage in high ambient environment such as driving, riding motorcycles and bicycles. With the best-quality transparent acoustic tube that could hardly be detected by people around you, this 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.