💻 ERSTEN USB Mini Bluetooth Adapter 5.1 EDR for PC - Bluetooth Dongle Receiver for Laptop/Desktop, Headphones, Headset, Speakers, Keyboard, Mouse, Printer - Windows 10/8.1 Support Review

[BLUETOOTH 5.1 + EDR] Adapter applies the latest Bluetooth 5.1+EDR adapter, Bluetooth low energy. Engineered with the latest Bluetooth 5.1 technology featuring four times the range, two times the speed, and eight times the broadcasting capacity of older versions of Bluetooth. [LONG RANGE, FASTER SPEED] Fast and further working distance than Bluetooth 4.0 Can work with maximum transfer rate up to 3Mbps and transmission distance up to 66ft/20M in open space. (Note: operational range can be affected by walls, physical obstructions and wireless interference). [PAIR 7 DEVICES WITH PC] Bluetooth adapter gives you powerful wireless data connection between your computer or laptop and Bluetooth enabled devices such as headphones, game controller, mouse, keyboard, speaker, smartphone/tablet, printer. Can work with 7 devices at the same time. (Note: not applicable for Mac OS, TV, Car Stereo). [MINI SIZE] The stylish and extremely compact USB adapter allows you to leave it on laptop or PC without blocking or interfering surrounding USB ports. [SYSTEMS SUPPORT] USB Bluetooth adapter compatible with 32bit/64bit Windows 10/8.1 (Plug and Play, driver installation is not required). Backward compatible with Bluetooth 5.0/4.2/4.1/4.0/3.0/2.1.