Description:Support Bluetooth and Wireless transmission.Built-in Microphone、 enjoying hand-free call.Adopt high quality audio decode chip、let you experience perfect sound quality.Built-in charging Battery and Built-in high sensitivity Microphone、listening music any where.Unique water-proof design、using in bathroom、 sand beach、swimming pool.While leisure、you can relax and enjoy wonderful music.Suck on back side of iPad or other tablet become a stand.Special suction cup design、could sucked on any flat surface including desk、wall、window.Suitable for car、bedroom、 wash room、kitchen、office、conference、business trip、vacation etc. Specifications:Bluetooth support:V 3.0 +EDRRange:10 metersTransmitting frequency:2.4G HZPower supply:DC5V/100-120mABattery:3.7V 400mAh lithiumCharging time:approx. 3 hoursOperating time:approx. 6 hoursIP grade:IP x 4Frequency response:100HZ-20KHZOutput:3wS/N Ratio:>75dbDistortion:<1.0%Weight:197gColor:Pink、 Blue、 Green、 YellowSize:85*85*45mmPacking Include:1 X Waterproof Bluetooth Speaker1 X USB Charging cable1 X Using Manual