3M HEADSET MT539P32

Headset with direct lead to various two-way communication radios High-attenuating shells with optimised acoustic design and excellent space for the ears for best possible sound quality and comfort Quick Positioning integrated microphone boom for easy handling PTT button on the shell Beam-mounted earphones that provide the least possible resonance and distortion for excellent sound reproduction even in very high-noise environments Beam-mounted earphones that provide the least possible resonance and distortion for excellent sound reproduction even in very high-noise environments. Helmet attachment version