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100% brand new and high qualityWith compact portable designA2DP Wireless Bluetooth music receiverHas a 3.5mm stereo male connectorSupport connecting with home A/V systems， home stereos， car stereos， headphone， automobile or motorcycle speakers， Boats， RVs and more.Support multipoint connections: can connect two Bluetooth-enabled devices at the same timeLong receiving distance which is more than 10m in the open space without obstacleSupport hands-free function and has built-in microphone which can offer you clear talking and wonderful musicHas built-in lithium battery， can offer you eight hours’ working time， and this item can be applied to any occasionSpecifications:Color: Black/WhiteSize: 7.4 x 2.5 x 1.3cm (approx)The USB charging cable length: 50cmVoltage: DC 5VBluetooth version: Bluetooth V3.0 + EDR， Class2.Bluetooth profiles: A2DP & AVRCPEffective range: Up to 33 feet (10m)Sleep mode for energy saving.Play time: 8hours (or continuous with micro USB charger.)Compatible models: Phones， Laptop or iPod， Speaker， Headset， etc.How to use it:Connect receive to the speaker with 3.5mm audio interface， remove the power switch to the "ON" position， then the blue LED indicator light starts to flash quickly， the receive is ready for the pairing modeOpen the phone’s Bluetooth function and let the phone’s Bluetooth function enter into auto-pairing mode. When finding the Bluetooth-enabled device which named BM-E6 (Product BT name)， please select it， and it will automatically pair. After successfully paired， the phone will show that the device is connected， and the LED indicator light will slowly flashIf you find the blue LED indicator light does not shine， it means that the battery runs out and the receiver needs to be charged， please connect the receiver by a USB cable. When charging， the red LED lamp will light， and it will extinguish when the receiver is fully chargedNote: Please remove the power switch to the "OFF" position during charging