New from BenQ, a world leader in multimedia technology - the treVolo electrostatic Bluetooth speaker. Now discriminating listeners can finally hear their favorite vocal and acoustic music the way it was meant to be heard, wherever they happen to be. BenQ treVolo is the world"s first portable Bluetooth speaker with electrostatic technology, enabling astonishing clarity and absolute precision on the fly. Electrostatic technology, formerly only available in high-end listening room speakers, delivers superior sound quality that transports every note cleanly and crisply. Better yet, its elegant Euro design with collapsible wings and bi-directional sound adds a touch of class wherever you go with your eVolo. Nothing else even remotely comes close. BenQ treVolo" s electrostatic technology delivers precision vocals and harmonies the way they are meant to be heard. Dual amplification and precision-tuned speakers deliver clean, accurate sound to please even the most demanding audiophile. BenQ treVolo" s sleek metallic housing, foldable wings and 12-hour battery life let you easily take your music anywhere in style. Integrated noise-canceling microphone enables you to sound crystal clear on your phone.