ARC S10005 Compact S10 Series Speaker Mic for Motorola 2-Pin Two Way Radios. Compatibility: Motorola MagOne BPR40, CP100, CP125, CP150, CP185, CP200, CP200D, CT150, CT250, CT450, CT450LS, CLS1110, CLS1410, DTR Series, GP350 (requires a Motorola HLN9482 adaptor), GP68, GP88, GP280, GP300, GP308, GP2000, GTI, GTX, LTS2000, P040, P080, P110, P1225, P1225LS, PR400, PRO3150, SP10, SP21, SP50, XTN446, XTN500, XTN600, XV1100, XV2100, XU1100, XU2100, XU2600, VL130, VL50, Blackbox, Blackbox+, Relm RP6500, HYT TC500, TC600, TC610, TC700, TC700EX, TC508, TC580, Tekk XU100, XV100, XU1000, XV1000, X500V, X500U, RDV5100, RDV2020, RDU2020, RDU2080D, RDU4100, RDU4160D, RMU2040, RMU2080, RMU2080d, RMV2080, BearCom BC120, and BearCom BC130. IP54 Rated Dust & Water Protection. 3.5mm Sealed Audio Jack for Earpiece. High Impact Resistant Polycarbonate Enclosure. Knowles Microphone. DuPont Kevlar Fiber Reinforced Cable.