Lightweight and discreet, the SEN 423 single-ear headset with boom microphone is suitable for the toughest applications – the unit is splash-proof! The noise-cancelling microphone is designed for very noisy environments and it features a windscreen. The package includes 3 silicone pads to fit ear shapes, thus guaranteeing ultra-comfortable listening for ears of any shape. In order to satisfy everyone's needs, the headset is compatible for both left and right ears. It’s the perfect solution for Railway, Nuclear, BTP, and heavy industry applications.