Specifications:Bluetooth support: V3.0 +EDRRange: 10 metersTransmitting frequency: 2.4G HZPower supply: DC5V/100-120mAVolt: 3.7VOutput: 3wCharging time: approx. 3 hoursOperating time: approx. 6 hoursIP grade: IP x 4Frequency response: 100HZ-20KHZS/N Ratio: 75dbDistortion: 1.0%Weight: 166gColor: Black、 Red、 Yellow、 White、 GreenSize: 85 x 85 x 45mmNote: Color may be little different due to monitor、 thanks for your understanding!Package including1 x Waterproof Bluetooth Speaker1 x USB Charging cable1 x Using Manual