Compatible with Motorola Models:
CP Series: CP88, CP040. CP100, CP110, CP125, CP150, CP200, CP250, CP300
GP Series: GP2000 , GP2100, GP300, GP308, GP68, GP88, GP88S
CT Series: CT150, CT250, CT450, CT450LS
PRO Series: PRO1150, PRO2150, PRO3150
P Series: P040, P080, P1225, P1225LS
DTR Series: DTR610, DTR650
SP Series: SP10, SP21, SP50+, SP50
CLS Series: CLS1413, CLS1450, CLS1450C, CLS1450CB, VL50
XTN Series: XTN446, XTN500, XTN600 XTN
AX Series: AXV5100, AXU4100
XTN XV Series: XV1100, XV2100, XV2600, XV4100
XTN XU Series: XU1100, XU2100, XU2600, XU4100
Spirit Series: SV10, SV11, SV11D, SV21, SV12, SV22, SV22C, SU210, SU22, SU22C, SU220 VHF / UHF Spirit, Spirit Pro,Spirit Pro+, Spirit HP 10
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, MV22CV, MV24CVS
RDX Series: RDV-5100, RDV2020, RDU2020, RDU2080DD, RDU4100, RDV2080D, RDV5100
FDC: FD-150A, FD-450A, FD-160A, FD-460A
Other Series: GTI, GTX, LTS2000, VL130, PMR446, ECP100, Mag One BPR400, EP450, AU1200, AV1200

Note: This 2 way radio earpiece is compatible with Motorola Radio, DON'T WORK for Kenwood, Puxing, Wouxun, Baofeng.Please be sure to refer to the correct model selection when purchasing. If you are not sure whether it is compatible or not, you can consult at any time.Thank you!