3M Peltor MRX21P3E4WS6 WS ALERT X Helmet Mount Headset Free UK Shipping
3M Catalogue #: MRX21P3E4WS6. Keep connected while protected with the 3M™ PELTOR™ WS™ ALERT™ X Headset. The headset will automatically turn off after four hours of non-use to save battery life.