Bluetooth wireless fidelity - Lose the wires but keep the sound quality with the wireless fidelity of the Air-Fi Venture. The full range 40 mm drivers provide deep, enhanced bass while retaining clean midst and highs, satisfying bass addicts and casual listeners alike. Full-size design - Comfortable yet compact, the Venture uses an over-the-ear design, soft padding, and adjustable headband to provide a superior fit for hours of wearing comfort while reducing ambient noise. Headset functionality - With a Built-In high quality microphone the Venture provides full headset functionality for smartphones and tablets. The multimedia, phone, and volume controls allow you to take complete control of your multimedia and phone experience. Outstanding battery life - With up to 18 hours of talk and/or media playback time and 250 hours of standby time, the Venture is capable of going all day without a single charge. The Venture can be used while charging, so when the battery gets low simply plug it into any USB port for uninterrupted use. Easy storage and transport - When it is time to put the Venture away, the ear cups fold flat for storage and fit into the included carrying pouch. Compatibility - All Apple devices, Android, and Blackberry devices, Macs, Bluetooth enabled PCs, and any device with Bluetooth 2.1 or higher transmitter and the A2DP and headset profiles. NOTE: TVs must be Bluetooth enabled to work wirelessly. Products with Bluetooth receivers such as sound bars as well as separate Bluetooth receivers are not compatible. Deep, enhanced bass and full range sound for a superior audio experience Over-the-ear design reduces ambient noise and soft ear pads provide long-term comfort Built-In microphone for headset functionality with controls for media and phone calls Folds flat for storage in included travel pouch