2 IN 1 Functionality: This versatile Bluetooth 5.2 adapter serves as both a transmitter and receiver. In TX mode, it connects to non-Bluetooth devices like TVs, MP3 players, and PCs via AUX or RCA jacks, transmitting sound to Bluetooth headphones or speakers. In RX mode, it transforms wired speakers, car audio systems, and home theater receivers into Bluetooth-enabled devices, receiving audio from smartphones seamlessly. AptX Low Latency: Equipped with a built-in CSR chip, this adapter supports AptX and AptX LL, ensuring extremely low latency and minimizing voice delay. Enjoy perfectly synchronized, CD-like sound quality with HiFi audio performance, making it ideal for watching movies or playing games without any audio lag. Stable Connection: Experience a robust Bluetooth connection with a transmission range of up to 230 feet. Whether you're upstairs, downstairs, in the kitchen, garage, balcony, or even the backyard, enjoy powerful sound that fills your entire space without interruption. Dual Pairing Mode: Enhance your audio experience with dual pairing capabilities. In TX mode, connect two Bluetooth speakers or headphones simultaneously, allowing both to play audio at the same time. In RX mode, pair two Bluetooth-enabled smartphones, providing flexibility and convenience for multiple users. Rechargeable and Long-lasting: With a quick 3-hour charging time, this adapter offers up to 8 hours of continuous use. It supports charging while in use, eliminating power concerns and the hassle of frequent recharging. Simply plug it into a power source and enjoy uninterrupted audio streaming throughout your day.