2-in-1 Bluetooth 5.3 Audio Transceiver: The TX mode Bluetooth transmitter helps you stream audio from devices like TVs, computers, and airplane entertainment devices to headphones, headphones, or Bluetooth speakers. You can use a 3.5mm cable. The Bluetooth adapter's low-latency aptX codec mode reduces audio latency to less than 40 milliseconds. This means your image and sound stay in perfect sync when using our Bluetooth transmitter. The Bluetooth adapter uses advanced Bluetooth 5.3 technology to improve battery life while providing a fast and reliable connection. We also use aptX-HD decoding technology, allowing you to easily enjoy high-definition stereo sound quality. The Bluetooth adapter is the perfect solution for auxiliary entertainment on two computers. It also allows you to connect two wireless headphones so you can share your music and movies with others. Don't miss this practical and versatile accessory! NOTE: It is not recommended to use the Bluetooth adapter with musical instruments such as electronic pianos, guitars, or in live music situations as significant delays may occur. Material: ABS colour: black Package Contents: 5 x converter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.