Waterproof - ideal for shower, bath, pool, boat, fishing, marine or outdoor exercise. You can receive calls through this speaker even when listening to music. Built-in Li-Ion battery for up to 10 hours of playtime. You can put this speaker in water and it still works. Premium crystal clear and powerful sound: Connect up to 10 wirelessly m Distance: Skip songs and forward/backward/pause/play; Accepting calls; hold conversations through the built-in microphone, everything is done directly on the speaker controls. Product Description Features: IPX7 waterproof design, you can put this speaker in the water, it still works well. 2. Support bluetooth stereo sound, perfect sound quality, excellent bass effect. 3. Supports iPhone 4/4S/5, iPads, iPods, Android, Galaxy, Laptops, HTC cellphones and anything else that has bluetooth capability. 4. Power Smooth Mode: Built-in lithium battery; USB cable power supply 5. Waterproof, hands-free and suction disc. 6. Convenient buttons for music and call control while in the shower, in the pool, in the car or outdoors. Description: 1. Material: ABS 2.Bluetooth V3.0+EDR 3. Speaker power: 3W. Power: DC 5V - 100-120mA 5. Battery 3.7V 400mah lithium 6. Charging time about 3 hours . 7. Wireless Range: 10-120m Package Contents: 1 x Warterproof Bluetooth Mini Speaker 1 x USB Charging Cable 1 x User Manual.