SUNDELY&reg; Flexible Adjustable Throat Vibration Mic Headset Earpiece with Finger PTT for Motorola Radio GP338 HT1250LS MTX4550 PRO5350 PTX700 Multi-pin Flexible Adjustable Throat Vibration Mic Headset Earpiece with Finger PTT for Motorola Radio Multi-pin Jack, Flexible Adjustable Throat Vibration Mic, Finger PTT, 1 spare earbud included GP140, GP320, GP328, GP329, GP338, GP339, GP340, GP360, GP380, GP640, GP680, GP1280 HT750, HT1250, HT1250LS, HT1550XLS, MTX150, MTX450, MTX850, MTX900, MTX950, MTX960, MTX1500, MTX1550, MTX4500, MTX4550, MTX8250, MTX8250LS, MTX9250, MTX9250LS PR860, PRO5150, PRO5350, PRO5450, PRO5460, PRO5550, PRO5750, PRO7150, PRO7350, RO7450, PRO7550, PRO9150, PTX700, PTX760, PTX780