XO-A8 Pro Bluetooth Stereo Speaker With Touch Control. Smart touch, Free to switch; Built-in 1000 mA polymer battery, Full-range HD speaker + bass diaphragm Large capacity battery for continuous playback for about 4-6 hours; Using CVC noise reduction technology, the sound quality is clearer; High-speed stable Bluetooth transmission, effective distance of about 10 meters Maximum support for 32G memory card Support 3.5mm audio interface; Note:Please mention available colour’s in delievery note