3M™ PELTOR™ WS™ ALERT™ XPV Solar Powered Headset is a Bluetooth® MultiPoint headset with noise-cancelling microphone and self-charging by photovoltaic power. It connects to a mobile app for more easily set-up and adjust the headset. The headset helps to protect you against hazardous noise, but also makes it easy to make phone calls with both hands free in noisy environments.