Coodio Remote Lapel Microphone Shoulder Speaker Mic RainProof [Volume Control] For 1 Pin Uniden 2 Way Radio Walkie Talkie Coodio's 1 pin Uniden FRS/GMRS two way radio volume control remote lapel microphone speaker mic simplifies jobs by allowing users to talk and listen without having to remove their radios from belts or carrying cases. This Remote Microphone conveniently clips to your shirt pocket or lapel and enables easy communication, rugged enough to withstand the heavy outdoors or even on a recreational level. Includes Push-to-talk switch, coiled cord, swivel clip, adjustable volume control and 3.5mm audio jack available to attach listen only earpiece for discreet communications. Excellent for user in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, party, building construction, stage, studio, hunting, outdoor and noisy environments. ONLY compatible with 1-Pin Uniden FRS/GMRS walkie talkie 2 way radio inlcuding Uniden GMR325, GMR635, GMR638, GMR1038, GMR1235, GMR1635, GMR1636, GMR1639, GMR1838, GMR2035, GMR2050, GMR2089, GMR2238, GMR2240, GMR2638, GMR2838, GMR2889, GMR3040, GMR3050, GMR3055, GMR3689, GMR3699, GMR3740, GMR3799, GMR4040, GMR4055, GMR4060, GMR4088, GMR4099, GMR5088, GMR5089, GMR5095, GMR5098, GMR5099.