Listen to your favorite tracks in style wirelessly with Naxa's METRO GO Bluetooth Wireless Headphones (NE-963). These slim, fashionable headphones are made to be both stylish and practical, providing a soft ear cup cushioning that comforts your ears for prolonged usage. With a 40 mm driver and an impedance of 32 ohms, these headphones pump out music with a high-quality, peerless audio. The Bluetooth 4.2 functionality allows you to connect and control your Bluetooth-enabled devices, in such ways as calling out, redialing, and volume control. The built-in rechargeable Li-ion battery holds up to 6 hours of music playback.