Klein Electronics Agent M1 Single Wire C-Ring Earpiece for Motorola/Blackbox and Blackbox+ Series/HYT/Relm/TEKK Radios

Single-Wire Earpiece with sturdy "C" swivel earloop with clear-audio speaker that rests on the ear.

In-line PTT button & microphone
Great for shift workers needing to share earpieces
Left or right ear usage

Compatibility:

Blackbox: Blackbox, Blackbox+, Bantam
Motorola: BPR40, CP100, CP125, CP150, CP185, CP200, CT150, CT250, CT450, CT450LS, DTR Series, GP350 (requires a Motorola HLN9482 adaptor), GP68, GP88, GP280, GP300, GP308, GP2000, GTI, GTX, LTS2000, P040, P080, P110, P1225, P1225LS, PR400, PRO3150, SP10, SP21, SP50, XTN446, XTN500, XTN600, XV1100, XV2100, XU1100, XU2100, XU2600, VL130, VL50
RELM: RP6500
HYT: TC-446S, POWER446, TC500, TC600, TC610, TC-620, TC700, TC700EX
TEKK: XU100, XV100, XU1000, XV1000