B5000 Mini Wireless Bluetooth Speaker For Tablet CellphoneDescription:Supports audio input one-key hands-free talking.Supports last / next / pause / play hands waving identification.This MP3 Bluetooth player supports TF card, with phone handsfree.Bluetooth communication range: barrier-free status under the straight line, more than 10 meters (different models of mobile devices and the environment will affect the distance)Specification:Bluetooth Version: BluetoothV2.1+EDRFrenquency: 2.402-2.480GHzMAX Power output :3WMIC Sensitivity:-32dbReceive Sensitivity:Better than +82dBmRange:10metersData Transmission:Up to 3MbpsUART Data Transmission Rate:115200bpsCharing Voltage :4.8V -5.2V DCWorking Voltage:3.7V -4.2V DCWorking Current:200MAQuiescent Current:>1UABattery :500MAHPackage includes:1 x Bluetooth Speaker1 x micro USB cable