Bluetooth adapter with double functions as transmitter and receiver.Transmits audio from your TV, laptop or computer to a bluetooth-compatible device, such as headphone, speaker or headset that has bluetooth-compatible capabilities.Automatic pairing for convenience use in transmitter mode.Red light indicates transmit mode, while blue light indicates receiver mode.Bluetooth 5.0V, signal transfer is faster, stable and in higher quality.Driveless, plug and play.Item Name: Audio bluetooth-compatible AdapterMaterial: ABSInput Voltage: DC 5VTransmission Distance: 15 metersBluetooth Version: BT5.0Input Interface: 3.5mm AudioFeatures: Portable, USB Port, Portable, High Speed, Receiver & Transmitter, Plug and PlayLength: 43mm/1.69" (Approx.)Width: 21mm/0.83" (Approx.)Thickness: 11mm/0.43" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Audio bluetooth-compatible Adapter1 x Audio Cable1 x User Manual (Others Not Included)