GGMM&reg; M-Mocha Ultra-Portable Wireless Bluetooth Speaker, Powerful Sound, Works with Apple iPhone, iPad, iPad mini, iPod, Nexus, Samsung, HTC and other Smart Phones and Mp3 Players Supports wireless music streaming via bluetooth technology, compatible with all bluetooth devices; 10m working distance Full-frequency inner-magnet speaker produces dynamic sound quality and ultra-small size produce a wide audio spectrum Classic mug design with ivory piano finish; Lightweight & portable speaker; only 8.8 ounces Powerful built-in lithium-ion battery provides 4-5 hours of continuous use Includes protective anti-slip and dust cover for speaker; Plays all audio devices directly through 3.5mm Auxiliary port