3M HEADSET MT539P47

Headset with Lemo plug on direct lead for connection to two-way communication radio 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. Direct lead to GSM and DECT phones Helmet Attachment Version