Package Included:<br />1 x Waterproof Bluetooth Speaker<br />1 x USB Cable<br />1 x Metal Hook<br />1 x English User Manual<br /><br />Features:<br />Color: Black， White， Blue， Red<br />Material: ABS (Acrylonitrile Butadiene Styrene)<br />Size: Approx. 9.6x8.7x3.7cm/ 3.78x3.4x1.34''<br />Power: 3W<br />Charging Voltage: DC 3.7 ?4.2V<br />Working Voltage: DC 4.8?5.5V<br />Working Current: 150ma<br />Power Supply Type: USB charging<br />Batteries: 300mAh lithiums batteries (built in)<br />Bluetooth Version: V3.0 + EDR<br />Frequency: 2.402-2.480GHz<br />Charging Time: About 2 hours<br />Working Time: About 2-3 hours<br />Bluetooth Range: Approx. 10m<br />Playback Format: MP3<br />Support TF Card: Yes<br />Waterproof Grade: IP65<br />Small， light weight， easy to carry and use<br />Design seal is good， can effectively waterproof and dustproof， to adapt to a variety of environments<br />Built in dual microphone， support hands-free features， let you enjoy wonderful music without the hassle of long cable and set free your hand from answering a call<br />With a sucker and metal hook， can be attached to the bathroom and car， and also can hang clothes， mountaineering bags， bicycles and so on， allowing you can easily enjoy music and call， while you're in the bath， driving， running， climbing and cycling