bluetooth speaker with mobile stand quailty sound with rub finished support line in function take away easily SpecificationProduct nameeRock Bluetooth speakerItem no.KHBS003Bluetooth SpecificationBluetooth V2.1+EDRHands-free functionNoDistortion≤3%RF Range10-15mFrequency Response20Hz-20KHzLoudspeaker Output2WWorking voltage/current3.7V/400mAcharging voltage/current5V/400mASignal-To-Noise≥ ...