Advanced Earpiece Headset PTT/VOX for 2-pin Motorola Radio CP040 CP200 XTNi DTR VL50 2 pin Advanced Earpiece Earphone Headset VOX/PTT(Push To Talk) with built-in line mic microphone for Motorola Radio Security Door Supervisor 2pin Clip this hands free earpiece onto your shirt and begin using your motorola radio device to communicate discretely and easily, whether you're in security, retail, or hospitality. The earbud fits snugly in your ear with easy and keeps your conversations private. Provides excellent durability, reliability and performance in low-profile environment. Compatible with motorola two way radios walkie talkie that required two pin plug. Including CLS Series: CLS446, CLS1110, CLS1410, CLS1413, CLS1450, CLS1450C, CLS1450CB, CLS1453CH. XTN Series: XTN446, XTN500, XTN600 XTNi, XTNiD. VL Series: VL50, VL130. P100 Series: P140, P145, P160, P165, P180, P185. CP Series: CP88, CP040, CP100, CP110, CP125, CP140, CP150, CP160, CP180, CP200, CP250, CP300. DTR Series: DTR2430, DRT2450, DTR410, DTR450, DTR510, DTR550, DTR610, DTR650. P Series: P10, P50, P50+, P040, P080, P100, P110, P200, P1225, P1225LS, PR400. PRO Series: PRO1150, PRO2150, PRO3150. XTN XV Series: XV1100, XV1400, XV2100, XV2600, XV4100. XTN XU Series: XU1100, XU2100, XU2600, XU4100. XTN AX Series: AXV5100, AXU4100. Spirit Series: SV10, SV11, SV11D, SV21, SV12, SV22, SV22C, SU210, SU22, SU22C, SU220, Spirit, Spirit Pro, Spirit Pro+, Spirit HP10. Spirit MU Series: 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. GP Series: GP63, GP68, GP88, GP88S, GP280, GP300, GP308, GP350, GP600, GP2000, GP2100, GP3188. SP Series: SP10, SP21, SP50, SP50 Plus. CT Series: CT150, CT250, CT450, CT450LS. RDX Series: RDV-5100 RDV5100, RDV2020 RDV-2020, RDV2080D RDV-2080D, RDU2020 RDU-2020, RDU2080D, RDU-2080D, RDU4100, RDU-4100, RDU4160D,RDU-4160D and Other Series: ECP100, EP450, AP10, AP50, AP73,PMR446, MagOne BPR40, AU1200, AV1200