MOXO X-2 Supergravity Maglev Portable Leisure Wireless Bluetooth SpeakerDescription:Hands-free callingMagnetic absorptionSuspension rotation360 degree surround sound0 contact No resonance Lossless soundsuspension heightSpeaker power: 8W*1Base size: diameter 150mm height 25mmSpeaker ball size: highly 80mm built in batteryBuilt in Speaker: 8WBluetooth receiving distance 0-10mBluetooth 4.1Frequency response 40HZ-20KHZDistortion less than 0.5%The signal-to-noise ratio is more than 85DBSpeaker ball charging voltage 5V、 1ABase voltage USB 12VOutput voltage 5V、 1ABluetooth music player (mobile phone、tablet PC、 laptop、 etc.)Package included:1 x Speaker1 x Battery1 x Charger