LISTEN ONLY EARPIECE   Very Comfortable, hygienic, soft malleable 'D' moulding provides a snug fit around the ear.   3.5 mm    Motorola Radios with 2 Pin Fitting Including: GP300,CP040, P110,Fits CP040, GP300, P110, XTN, XTNi, XTNiD, CLS, Handie Pro, XTN446 and many others. HYT Radios with 2 Pin Side Fitting Socket Including: TC600,TC610,TC620,TC700,TC2110,TC518, Icom Radios with 2 Pin Fitting :     2.5 mm  Kenwood virtualy every radio with 2 Pin Socket Including: HYT Radios with 2 Pin Side Fitting Socket Including:  TC-265, TC-268,TC-268S, TC-270, TC-365, TC-366, TC-368, TC-368S,TC-370, TC-380, TC-380M Speaker Specifications Dimension: 23mm Impedance: 32Ω ± 15% Output Sound Pressure Level: 92 ± 3dB Cable Specifications Cable diameter: 2.0mm Material: Thermoplastic polyurethanes/ kevlar lined Cable Length: 90cm or 45cm Colour: Black   Items are supplied directly from the U.K not China. Delivery is a day or two not weeks. You are protected by U.K Consumer Laws.    Not quite what you were loooking for ?  Check out our other audio accessories HERE   Not sure about your plug size, please click HERE