2-in-1 Bluetooth 5.3 adapter: with the Bluetooth transmitter (TX mode), you can transfer audio from TV, PC, plane, PS5 and PS4 entertainment to Bluetooth headphones, earphones and Bluetooth speakers via a 3.5 mm cable. The Bluetooth receiver (RX mode) connects Bluetooth to your smartphone/tablet. Connect the B06T1 to a wired speaker/headphone/sound bar via a 3.5mm cable 【Less than 40ms latency, no more audio delay】 By supporting aptX low latency codec mode, the audio latency can be minimized to less than 40ms, which allows seamless picture audio sync via Bluetooth transmitter. Features: Bluetooth headphones/speakers also need to support aptX-low latency or aptX adaptive technology to achieve optimal performance. 100 feet long distance: with built-in Bluetooth 5.3, this Bluetooth RCA adapter can provide you with a stable Bluetooth connection at 100 feet away. You can take your phone with you without interruption and enjoy music stably 22 hours operating time: YMOO B06T1 has extended its battery capacity to 400 mAh and supports constant operation of 22 hours in transmitter mode and 20 hours in reception mode; it also supports working directly during charging via a USB-C to USB cable or provides it with an additional power supply. Dual link, share your happiness: supports simultaneous pairing with two devices in RX/TX mode. YMOO Bluetooth transmitter can fulfil your thoughts and watch movies through Bluetooth headphones. Or share your favourite songs in RX mode by connecting two smartphones to one speaker Stable connection, Hi-Fi sound quality: YMOO Bluetooth transmitter and receiver are equipped with Bluetooth 5.3 technology, reduce power consumption and provide fast and stable transmission. Thanks to aptX HD decoding technology, the reception mode can easily restore high fidelity stereo sound quality at CD level with 24 bit/48 Hz. Note: If you want to use the function, your headphones must also support aptX-low latency.