The Baseus Bluetooth 5.1 USB Adapter brings wireless freedom and high-quality audio to your PC, laptop, or speaker system. Enjoy plug-and-play convenience with no additional software required on Windows 8 and above. Equipped with Bluetooth 5.1 technology, this adapter ensures faster, more stable connections and extended range, offering seamless 20M transmission without interference. Its auto memory pairing feature saves time, reconnecting devices effortlessly. Connect up to 7 devices simultaneously, including wireless mice, keyboards, headphones, and gamepads, all in a compact design certified for quality and reliability with CE, FCC, and RoHS approvals.