Description: - Headset with PTT, 2 Pin connector, providing you clear sound performance without distortion for both listen and talk. - Amazing walkie talkie headset with directional and extremely durable PTT microphone. - The built-in, push-to-talk microphone has super sensitive detection, so you never have to shout to be heard. And the omnidirectional lapel clip and cable length 1m allow you to achieve the perfect fit for you. - This walkie talkies earpiece with PTT is for police, nightclubs, bars, paintball, security,restaurants, hotels, bouncer, warehouses, and noisy environments. Specification: - Compatible with : - 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 - Other Series: ECP100, EP450, AP10, AP50, AP73,PMR446, MagOne BPR40, AU1200, AV1200 Package Includes: 1 Piece walkie talkie Earpiece