* Portable Mini Cute Waterproof Design Bluetooth V.3.0 Speaker、10M 30Ft Transmission* High Definition Bluetooth compatibility with Android and iPhone tablets、 smartphones、iPhone、 Samsung、 Galaxy、 iPad、 MP3、 MP4 and other Bluetooth enabled digital players* Powering this magic speaker is a built in 280mAh li-battery that has a constant playing time of about 2.5 hours and a standby time of about 12 hours、 giving you ample amount of usage.* Special suction cup design、 could sucked on any flat surface、 included desk、 wall window etc