Become immersed in your music with the Optimus Bluetooth Headphones. The modern design will keep you at the front of the pack. Enjoy a full day of music with up to 12 hours of playback time. Listen to music, skip tracks, control volume, and accept a phone call all without touching your Bluetooth device. Includes a 3.5mm line-in audio cable, a USB to micro USB charging cable, and an EVA molded case to store and protect your headphones while not in use. Bluetooth working range is 10 meters (33 feet). Material: Aluminum and ABS Plastic. Packaging: 2-piece premium gift box.