2-in-1 Bluetooth 5.3 Transmitter Receiver supports TX/RX Modes, turn Non-Bluetooth devices into Bluetooth devices, you can enjoy wireless music. In RX mode, the Bluetooth receiver can be connected to a wired speaker/car audio input port and receive audio from phone via Bluetooth. Or insert a TF card in the adapter, it will read music files in MP3 format and play them. Simply Device - Plug and Play Instant setup, plug, pair and play. No need more settings. Low Latency with Bluetooth 5.3 Stable and reliable streaming with the latest Bluetooth 5.3 connection. Having wireless freedom while you walk anywhere in the house. Upgrade 2 Modes One touch switches freely between TX/RX modes. The touch screen buttons make the operation easier and clearer. It supports real-time display of clock and power level, and the current mode (RX/TX/BT/TF/AUX mode) can be seen at a glance. Convert to Wireless Music Inject new life into older speaker/headphone with bluetooth tech. Use this gadget to upgrade your headphone or conventional speaker into a bluetooth-enabled device, then connect to your smartphone to enjoy wireless music. Mini Size Portable and light weight design, which is convenient to carry it to anywhere, make you freely play and listen to music anytime. Comes with a wall-mounted base so you can place it freely and store it as you like. Package Included: 1 X Bluetooth adapter 1 X Cable 1 X User Manual