? Work with Multi-Device?: This usb Bluetooth dongle can make your computer for working with many devices at the same time.The anti-interference ability has been increased, new technologies have been adopted to reduce the loss of transmission efficiency caused by interference in the 2.4 GHz band. ?High Gain Long Range?: Equipped with 5dBi high gain antenna, which has a longer transmission distance than other mini Bluetooth adapters. Applies the Class 1 power standard,the transmission distance can up to 150m ( 492fts ) in an open place. (Note: the effective range is affected by physical barriers and radio interference). ?Bluetooth 5.3 Performance?- The Bluetooth dongle applies the latest Bluetooth 5.3 Chipset, enhancing your PC Bluetooth capability in wider transmission up to distance 150M (492 fts) and maximum transfer rate up to 3Mbps, lower power consumption with 2.4Ghz~2.4835Ghz frequency range. Backward compatible with Bluetooth 4.0/4.2/5.0/5.1/5.2. ? Driver free for Windows 8.1/10/11 ?: This USB wireless adapter is plug and play for Windows 8.1/10/11,Not need to install drivers. ( WARM TIPs: Please disable the built-in Bluetooth function before inserting this Bluetooth adapter into your computer ). ?Upgraded Bluetooth 5.3 Adapter?: Applies the latest Bluetooth 5.3+EDR adapter, and support Dual Mode ( BR/EDR + Low Energy Controller ). USB Bluetooth 5.3 Adapter for Desktop PC, Really Plug & Play Bluetooth EDR Dongle Receiver & transmitter for Laptop Computer Bluetooth Headphones Earphone Earbuds Keyboard Mouse Speakers Printer and More Bluetooth devices. Not work with Mac OS, Linux, car stereo systems, XBOX, ps4 or TVs ).