【2-in-1 Bluetooth 5.3 Audio Transmitter Receiver】The Bluetooth transmitter in TX mode helps you transmit audio from devices like TVs, PCs, and airplane entertainment to your Bluetooth headphones, earbuds, or speakers. You can use it with a 3.5mm cable. The Bluetooth receiver in RX mode lets you connect your smartphone to wired speakers or earphones wirelessly via Bluetooth. | 【Audio Delay<40ms】Lavales Bluetooth Adapter‘s aptX low latency codec mode reduces audio latency to less than 40ms. This means your picture and sound stay perfectly synchronized when using our Bluetooth transmitter. 𝐀𝐭𝐭𝐞𝐧𝐭𝐢𝐨𝐧 𝐏𝐥𝐞𝐚𝐬𝐞: make sure your headphones or speakers also support aptX-low latency or aptX-Adaptive technology. | 【Dependable Connection, High-Fidelity Sound】Bluetooth adapter uses advanced Bluetooth 5.3 technology to improve battery life while providing fast and reliable connections. We've also included aptX-HD decoding technology, which makes it easy to enjoy HD stereo sound quality. | 【Full Support for In-Flight Entertainment】Bluetooth Adapter is the perfect solution for dual aux aircraft entertainment facilities with a 𝐃𝐮𝐚𝐥 𝟑.𝟓𝐦𝐦 𝐌𝐚𝐥𝐞 𝐭𝐨 𝟑.𝟓𝐦𝐦 𝐅𝐞𝐦𝐚𝐥𝐞 𝐀𝐢𝐫𝐩𝐥𝐚𝐧𝐞 𝐇𝐞𝐚𝐝𝐩𝐡𝐨𝐧𝐞 𝐀𝐝𝐚𝐩𝐭𝐞𝐫. And it also allows you to connect two wireless earphones so you can share your music and movies with others. Don't miss out on this convenient and versatile accessory! | 【Please Note】It is not recommended to use Bluetooth adapters with musical instruments such as electronic pianos and guitars or in live music situations as there may be a significant delay. If your headphones do not have aptX-Low Latency/Adaptive technology, the latency will also be high. 𝐀𝐢𝐫𝐏𝐨𝐝𝐬 𝐏𝐫𝐨 𝐆𝐞𝐧 𝟐 𝐢𝐬 𝐧𝐨𝐭 𝐬𝐮𝐩𝐩𝐨𝐫𝐭𝐞𝐝..