Motorola Original RKN4095A: Adapter Cable with In-Line PTT(push to talk) switch. For use with Ear-Cup headsets RMN4051, RMN4052, RMN4053.

Fits:HT1000,MT2000,MTS2000,JT1000,MTX-LS,MTX838,MTX8000,MTX9000,XTS2500,XTS3000,XTS3500,XTS5000.
NOTE: To avoid confusion, for ordering purposes, the suffix letter after the stock number is not listed.