1.NEW: The first Bluetooth receiver featuring an LCD display has arrived. You can easily view all information regarding the wireless streaming status directly on the screen, which indicates the Bluetooth connection status. 2.BLUETOOTH 5.0 RECEIVER: Equipped with a Bluetooth 5.0 chip, this new wireless music receiver delivers exceptional performance with 2 times faster transmission speed, enhanced connection stability, and a wider signal range of 10M compared to earlier versions. 3.BLUETOOTH COMPATIBLE: This audio Bluetooth adapter supports 3.5mm aux audio and is compatible with all smartphones and Bluetooth audio devices (Bluetooth headphones, Bluetooth speakers, and more). 4.TRANSMITTER RECEIVER MODE: This 2-in-1 wireless adapter allows you to freely send and receive audio. The transmitter enables your TV, AV receiver, radio, and other home audio source devices to stream music to your Bluetooth headphones or speakers; the receiver allows non-Bluetooth devices such as your home stereo or AV receiver to wirelessly play music from your cellphone or PC. 5.USB AUDIO TRANSMITTER MODE (TX): Wirelessly transmit audio from your PC or notebook to Bluetooth headsets or speakers through the USB port, plug and play, with no need for audio cables or drivers. Material: ABS Color: Black Package Contents: 1 * Bluetooth Transmitter 1 * 3.5mm Audio Cable 1 * User Manual Only the above package content is included; other products are not included. Note: Lighting and different displays may cause the item's color to appear slightly different from the actual product. The measurement allowance error is +/- 1-3cm.