2-Wire FBI Surveillance Earpiece Headset with Mic For Motorola Radio CP185 CP200
Connector: 2 prong right angle plug
Big PTT Transmit
overall length approx 5' 

Rroduct Details
Compatible with Radios:
CP100, CP110, CP125, CP150, CP185, CP200
GP300, GP200, GP308, GP2000, GP2100
GP68, GP88, GP88S
CT250, CT450, CT150
P1225, P110, P200, P040, P080, P2000
SP50, SP21, SP10, PR400, BPR40, PR1500 
DTR410, DTR550, DTR650
CLS1410, CLS1110, VL50
RDV2020, RDV2080, RDU2020, RDU2080, RDV2040, RDU2040
RMM2050, RMV2080, RMU2040, RMU2043, RMU2080D
RDV5100, RDU4100, RDU4160D