Features: 100% brand new and excellent quality. It can be turned into a BT speaker, which is practical and convenient. Equipped with an additional USB port that provides fast charging to your USB-enabled device. The LED indicator shows the status and you can check if the receiver is working properly with the LED light. Built-in protection system to prevent short circuit, over current, over voltage and other conditions. Specifications: Condition: 100% Brand New Material: ABS Input Voltage: 100-240V USB Output: 5V/1000mA AUX: 3.5mm Audio, USB Interface Plug Type: EU Plug, US Plug (Optional) Instructions: 1.Plug the receiver into the AC outlet and the receiver will automatically enter pairing mode. The LED indicator will flash quickly to match the indicator. 2.Place your phone or tablet within one meter of the receiver. Turn on BT on your mobile phone or tablet, search for the receiving end "d", click the receiving name "BTR108" to connect. If you need the password "e", please enter "0000", the LED indicator flashes twice every 4 seconds, indicating that the connection is successful. 3.Connect the receiver to the speaker: Plug one end of the 3.5 mm audio cable into the jack on the speaker and the other end into the jack on the receiver. The receiver should now successfully connect to your speakers. Package list: 2 * Receiving Lines 1 * Instruction Manual 1 * Receiver Note: 1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1、100% brand new and excellent quality 2、It can be turned into a BT speaker, which is practical and convenient 3、Equipped with an additional USB port that provides fast charging to your USB-enabled device 4、The LED indicator shows the status and you can check if the receiver is working properly with the LED light 5、Built-in protection system to prevent short circuit, over current, over voltage and other conditions