Features:

Soft D Ring ear hanger , comfortable for long time wear;
Large size speaker is built in, loud volume transmit;
Mic is built in push to talk button, lapel clip is attached on the back of the button;
Length from PTT to earpiece and PTT to radio connector are both 90cm.

Working with below portable radios:
For Motorola two pin walkie talkies:
CP Series
CP88,CP040,CP100,CP110,CP125,CP150,CP200,CP250,CP300
SP Series
SP10,SP21,SP50+,SP50
GP Series
GP2000,GP2100,GP300,GP308,GP68,GP88,GP88S
XTN Series
XTN446, XTN500, XTN600
XTN XV Series
XV1100, XV2100, XV2600, XV4100
XTN AX Series
AXV5100,AXU4100
CT Series
CT150,CT250,CT450,CT450LS
PRO Series
PRO1150,PRO2150,PRO3150
P Series
P040,P080,P110,P1225,P1225LS
DTR Series
DTR410,DTR550,DTR610,DTR650
CLS Series
CLS1110, CLS1410, CLS1413, CLS1450, CLS1450C,VL50
Spirit Series
SV10, SV11, SV11D, SV21, SV12,SV22, SV22C,SU210,SU22,SU22C,SU220VHF/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, MV22,MU22CV,MU24CVS
RDX Series
RDV-5100,RDV2020,RDU-2020,RDU2080D,RDU4100,RDU-4160D, RDV-2080D,RDV-5100
Other Series
GTI,GTX,LTS2000, VL130,PMR446,ECP100, PR400,Mag One BPR40, EP450,AU1200
Black box Series
Black box-v, Black box-u
Tait Orca
5010,5018,5020,TC-700
Feidaxing Radio
FD-150A,FD-450A,FD-160A,FD-460A