【Bluetooth TX Transmitter + RX Receiver】① The Transmitter function allows your TV, PC, CD player, MP3 player, Vintage Radio and other home audio devices to stream music to your Bluetooth headsets/speakers/AirPods earphones. ② The receiver function allows your non-Bluetooth devices(such as wired speakers/headphones, home stereo, car AUX system or amplifier) to get music streaming wirelessly from your cell Phone/iPhone/Tablet/iPad. (Note: No built-in battery, powered by your 5V USB DC). | 【USB Bluetooth Audio Transmitter】It can work as USB Bluetooth sound card for computer, PS4 and PS5. Plug the adapter to the USB port of computer/PS4/PS5, you can get audio in your Bluetooth headset or speaker. Support Windows XP/Vista/7/8/10/11, Apple Mac OS, Linux, Game Console PS4 and PS5. Plug and Play, no need to install the driver. Note: Only supports audio transmission, does not support connecting wireless mouse, keyboard, printer and other devices. Does not support the USB port of TV and file transfer. | 【Bluetooth 5.3 + P8908 Audio DAC + 3dBi Antenna】Built-in the latest Qualcomm QCC 3040 Bluetooth chipset, faster connection with more stability, wider signal range (barrier-free) up to 66 feet (20 meters), better compatibility and lower data latency, allowing you to listen to high quality audio freely. Tip: For TV use, a distance of less than 19 feet (6 meters) is recommended. To get this low latency effect, your Bluetooth device must support low latency aptX. | 【APTX Low Latency】Featured with APTX Low Latency, you can watch video while listening to wireless audio without any noticeable audio delay, get the Ultimate Listening Experience. Note: In order to achieve this higher-quality low latency wireless streaming over Bluetooth, your Bluetooth headsets/earphones/speakers must support aptX codec. | 【Dual-Link Music Streaming】Supports dual-link music streaming for a more immersive stereo sound experience. RX Mode-> Pair your phone and tablet at the same time and stream music from either device, you can quickly switch between them at any time. TX Mode-> Connect two Bluetooth devices at the same time, e.g., Bluetooth headphones, Bluetooth speakers, and share the music/TV sound with your friends, family, or companions. | 【Automatic Pairing】The Bluetooth adapter can be automatically paired after the first successful pairing. You don't need to manually pair them again, which is more convenient. Note: This process takes about 6-20 seconds, depending on the Bluetooth frequency of your device and the usage environment. For quick pairing, you also can press the multi-function button twice quickly for quick pairing.