The Jaguar 2-Wire Palm Microphone offers more than the standard 2-wire kit Where the cable splits into a Y, we offer an additional belt clip Push-To-Talk button. This button has an audio jack for an optional Finger PTT The Jaguar 2-wire Palm Microphone kit is delivered complete with clear acoustic tube earpiece and left + right medium Fin eartips COMPATIBILITY: MOTOROLA XTS1500, XTS2000, XTS2500, XTS3000, XTS3500, XTS5000, XTS5100, XTS7700, MT1500, MT2000, MT6000, MTS2000, MTX1000, MTX8000, MTX838, MTX8000, MTX9000, MTX-LS, JT1000, HT1000, GP900, GP9000, PR1500.