Coodio&reg; Professional IP54 Waterproof Heavy Duty Shoulder Remote Speaker Mic Microphone PTT for Multi-PIN Motorola Radio Professional IP54 Waterproof Speaker Mic Microphone Made by Coodio. Talk and listen without ever HOLDING your radio! Push-To-Talk button and microphone are located on the accessory for quick and easy use. A strong swivel retaining clip on the back for convenience. Heavy duty and Compact Design. Compatible with two way radios walkie talkie that required Motorola Multi-Pin plug. Including GP Series: GP140, GP240, GP280, GP328, GP330, GP340, GP360, GP380, GP540, GP580, GP640, GP680, GP1280, HT Series: HT750, HT1250, HT1250LS, HT1550, HT1550XLS, MT Series: MT850, MT850LS, MT950, MT8250, MT8250LS, MT9250, PRO Series: PRO860, PRO5350, PRO5450, PRO5460, PRO5550, PRO5750, PRO7150, PRO7350, PRO7450, PRO7550, PRO7750, PRO9150, PTX Series: PTX700, PTX760, PTX780, MTX Series: MTX950 MTX 950, MTX960 MTX 960, MTX8250 MTX 8250 MTX8250LS MTX 8250LS, MTX9250 MTX 9250