dodocool Bluetooth Speaker Handsfree Speakerphone Bluetooth V3.0 + EDR (A2DP) Stylish and smart design with colorful vibration-cancelling windscreen. Appealing designWireless Bluetooth Streams music wirelessly from Bluetooth-enabled device up to 10m (33 feet)， freeing you from the hassle of tangled wired connection.Noise Cancelling Microphone Equipped with integrated function to use your phone hands free.Superior Audio Rich， full sound with surprising bass performance.Simple Unique Operation Play/PauseAnswer/End call Turn On/OffVolume Control Rotate Left: Volume +Rotate Right: Volume -Built-inLi-polymer Battery Easily recharge the battery by connecting the included micro-USB cable to any USB charging device (computer， battery pack， or wall adapter).Mini & Ultra-portable Size: 5.6 * 7.4cm / 2.2 * 2.91inNet weight: Approx. 97g / 3.43ozPackage includes 1 * Bluetooth speaker1 * Micro USB cable for charging1 * User's manual Features:Bluetooth-equipped full-duplex music speaker and speaker-phone.Connects wirelessly with your phone， tablet or other device via Bluetooth， keeping you from the hassle of tangled wires.Simple and unique operation of Volume， Play/Pause， Answer/Hangup Call controls.Has integrated functionality to use your phone hands free.Offers a wireless connection range of 10 meters (33 feet).Built-in battery can be easily charged via the USB port of your computer， or any USB wall charger.Superb stereo sound quality and surprising bass response.Appealing design with fantastic light effect.With anti-skip bottom for stable placement.Specifications:Speaker unit: 2" Speaker * 1Power amplifier SNR: ≥70dBBluetooth version: V3.0 + EDRWireless range: Up to 10 meters / 33 feetBluetooth profile support: A2DP StereoFrequency response: 8KHz ~ 48KHzBattery: 400mAh Li-polymer rechargeable batteryColor: YellowProduct size: Approx. 5.6 * 5.6 * 7.4cm / 2.2 * 2.2 * 2.91inProduct weight: Approx. 97g / 3.43ozPackage size: Approx. 8 * 8 * 11.5cm / 3.15 * 3.15 * 4.53inPackage weight: Approx. 151g / 5.33ozPackage includes:1 * Bluetooth speaker1 * Micro USB cable1 * User manual