ExpertPower Audio Adapter for Motorola GP900 GP9000 HT1000 JT1000 MTX838 MTX900 MTX960 MTX1000 MT1500 MT2000 MTS2000 MTX8000 MTX9000 MTX-LS PR1500 XTS1500 XTS2000 XTS2500 XTS3000 XTS3500 XTS5000 Brand New Screw ensures secure mounting. Includes PTT (push to talk) button on the adapter. A rubber seal is included to protect the microphone connector when an audio accessory is not in use. 30 days money back guarantee on defective or misrepresented items.