. Sensitive and high quality.Comfortable Push-To-Talk PTT button Rugged plug, solid and to use. parent air acoustic tube earpiece, snug and covert. Long big PTT, easy to operate, professional and superb sound quality. Widely used by police, , and other security personnel in restaurant, etc.<br><br>Can be applied on the following radio models: Fit for Radios: GP Series: GP900, GP1200, GP9000. Series: MTX838, MTX8000, MTX9000, -, -B5, -B7. XTS Series: XTS1500, XTS2500, XTS3000, XTS3500, XTS5000, XTS5000R, XTS5100, XTS7700. For : HT1000, HT2000, JT1000, PR1500, MT1500, MT2000, MTS2000, ASTRO. For EFJohnson: 51SL, 5000, 5100, 7700 Series, 511X, 512X, 518X. Colour:As Shown Material:Plastic<br><br>Package Contents: 1 x Acoustsic Air Tube Earpiece Headset<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.