Wireless headset with 30 mm drivers for a comfortable listening experience and cordless freedom. Active noise reduction with comfortable ear pads for hours of listening comfort. Easy Bluetooth or NFC connection. Built-in microphone and integrated ear-cup controller for track changes, volume control, call management and voice control assistance via Siri or Google Talk. Compatible with both Android and iOS devices. Battery life: Up to 25 h. Range: Up to 10 m. Charged via the included USB cable.