The Bluetooth audio receiver adopts dual output (USB/AUX) interface design, taking you to enjoy the fun of wireless music_x005F_x000D_AUX wired connection, connect the AUX interface device to connect the USB port to the charger. 3.5mm audio cable/USB Bluetooth receiver/Ordinary charging head/Sound_x005F_x000D_Connect the power amplifier USB, insert the power amplifier USB, you can achieve Bluetooth playback, plug play, simple operation_x005F_x000D_The Bluetooth receiver is suitable for a variety of devices, away from the messy and shackles of various lines, and changes the cumbersome lifestyle_x005F_x000D_The size of the Bluetooth audio adapter is 32.9 x 10 x 17.29mm, which is small and does not take up space, and is easy to carry. It is not only suitable for home or office but also suitable for outdoor self-driving tours_x005F_x000D_Package included:_x005F_x000D_1 x USB Bluetooth Audio Receiver_x005F_x000D_1 x 3.5mm Audio Cable_x005F_x000D_1 x English and Chinese Manual_x005F_x000D_Other items not included