USB Bluetooth 5.3 Adapter Class 1 with 2Mbps transmission frequency connects to multiple devices/up to 328ft 100m Supports A2DP Advanced Audio Distribution Profile for highquality audio streaming and Bluetooth PAN Personal Area Network for wireless file sharing/internet tethering Supports Bluetooth BDR/EDR for faster data rates up to 2Mbps/Bluetooth Low Energy BLE for powerefficient connections RTL8761BUE chipset Native support for Windows 7/8/10/11 and Linux Kernel 5.19.0+