Feature:1. In TX transmission mode, it can be used in conjunction with a TV and wirelessly transmit sound to bluetooth device or speaker.2. In the RX receiving mode, the bluetooth music on the mobile phone, computer and PAD with AUX audio input interface can be transmitted to the car or audio equipment through the bluetooth receiving function.3. Bluetooth 5.0 technology provides stable connection and low energy consumption.4. The wireless bluetooth adapter has a transmission distance of 10 meters, with fast transmission speed and no delay.5. Bluetooth transmitter receiver is light in weight, small in size, and easy to carry.Specification:Item Type: Wireless Audio Receiver/TransmitterMaterial: ABSSupport Agreement: A2DP AVRCPFrequency Range: 2.402GHZ-2.480GHZPower Input Port: for Micro USB DC 5VTransmission Distance: >10m / 32.8ftBuilt-in Battery: 400MAhCharging Time: about 2HWorking Hour: >12HInput/Output Connection Mode: 3.5MM stereo audio interfaceAudio CODEC: for aptX Low Latency/aptX/SBC/AAC (RX).Package List:1 x Receiver/Transmitter1 x Charging Cable1 x 3.5MM Audio Cable1 x Manual