Transmit radio communications via the vibrations in your vocal cords with the Impact heavy-duty throat radio. Includes dual throat transducers for clearer sound, an oversized PTT (Push-to-Talk), ring-finger switch and molded ear inserts. The PTM-1 radio throat mic is fully submersible and chemical resistant, with high-quality components and a multi-adjustable throat band.

Features:
• Dual throat transducers for enhanced audio
• Adjustable throat band with magnetic clasp for easy adjustment
• Anchored Kevlar® coil cable
• Fully sealed, submersible push-to-talk (PTT) and throat transducers (IP67 rated)
• Acoustic tube with semi-custom, molded gel ear inserts for greater comfort
• Three year manufacturer's warranty

Fits: GP1280, GP140, GP320, GP328, GP329, GP338, GP339, GP340, GP360, GP380, GP640, GP650, GP680, HT1250, HT1250LS, HT1550, HT1550XLS, HT750, MTP700, MTX4500/4550, MTX8250, MTX8250LS, MTX850, MTX850LS, MTX9250, MTX950, PR860, PRO5150, PRO5350, PRO5450, PRO5550, PRO5750, PRO7150, PRO7350, PRO7450, PRO7550, PRO7750, PRO9150, PTX700, PTX760, PTX780