Features :1.Suitable for Indoor and Outdoor Use2.Easy To Use3.Bluetooth Wireless4.Enjoying hands-free call.5.Built-in Bluetooth 3.0 + EDR6.Compitable for iPhone 4/4s/5/5c/5s， iPad， Galaxy S4/S3， Note3/2， HTC phones or any other Bluetooth- enabled devices. 7.Perfect sound quality8.Support Bluetooth stereo sound9.Built-in Microphone10.Powered by built-in rechargeable battery (charged by USB cable).11.With unique water-resistant design with suction cup back， it can be sucked on any flat surface， including desk， shower， door， wall， window， etc.12.Convenient buttons for music and call control.13.Suitable for using it in car， wash room， kitchen， business trip， office， conference， vacation，bedroom， etc.Specifications :Bluetooth support: V3.0+EDRTransmitting frequency: 2.4GHZRange: Approx. 10m/ 33ftPower supply: DC 5VCharging time: Approx. 3 hoursWorking time: Approx. 3-4 hoursBattery: 3.7V 500mAh li-batteryMaterial: SiliconeColor:Black Blue Green PinkItem size: Approx. 85mm x 85mm x 45mmItem weight: Approx. 108g/ 3.8oz Package included :1 x Bluetooth Speaker with Suction1 x USB Charging Cable1 x User Manual(English)Note:Do not drop the speaker into the water