Two-in-one all-in-one mode: transmitter/receiver dual-function switching, easy connection of non-Bluetooth devices with headphones and speakers, old devices become wireless in seconds.Bluetooth 5.0 high-speed transmission: low latency, strong anti-interference, transmission distance of up to 10 meters, stable support for high-definition audio and game scenes.Stereo lossless sound quality: aptX Adaptive decoding technology restores CD-level music details, and the immersion of listening to songs and watching movies is full.Plug and play is super convenient: the USB interface is directly connected to the computer / TV / car system, drive-free design, automatic pairing at boot, and zero threshold for operation.Multi-scene adaptation artifact: compatible with Windows/Android/iOS and other systems, suitable for projectors, keyboards, mice and other devices, office entertainment all-round.