USB Receiver for Bluetooth Keyboard Mouse,Bluetooth USB,Keyboard Dongle Replacement,Unifying Receiver,Realtek Chips,Stable Performance,Support Win10/8/7,for Laptop,Headset,Speakers

Stable and Compatible:Great for the old motherboards not supporting Bluetooth!The bluetooth adapter dual-mode support Bluetooth 5.0 low energy (Backward compatible 2.0/3.0/4.0),Full-speed USB 2.0 interface,Bluetooth v5.0 specification compliant,2.402-2.48GHZ ISM Band,Low power Consumpt

Perfectly support Win 7 or above system:(Upgrade to Win 10 is recommended) ,This bluetooth adapter for pc is a Class II power standard, distance of 10-20 meters,Support Bluetooth EDR data rate to 3Mbps,System Support:Windows7、Win8、Win8.1、Win10,Realtek Driver RTL8761B Chips

Good Sound Quality without Delay：You Can Connect to Bluetooth headphones from your PC and unlike standard Bluetooth adapters it transmits the audio steadily with a good sound quality and without any noticeable delay,which is important when gaming or watching videos,Support Profile: Serial Port、Object Push、File Transfer、LAN Access、Personal Area Network、Audio Geteway、 Heatset HID、Keyboard、Mouse、HCRP(Printer Cable Replacement)、Bluetooth Low Energy、PIM Synchronization Profile, A2DP、AVRCP、Bluetooth low energy

You Can support up to 4 devices to work simultaneously:Supports Devices:Bluetooth Headset/Bluetooth Keyboard/Bluetooth Mouse/Bluetooth Speaker/Mobile phone/Printer/Computers/Game Controlle(PC Games supported,PS4/XBOX not supported）

Size: 19×17×8 mm,Weight: 3 g,Operating Temperature:-10-50℃,Storage Temperature:-20-70℃.The Upgraded Bluetooth 5.0,Great for motherboards not supporting Bluetooth,Plug and play!Perfectly support Win 7 or above system. (Upgrade to Win 10 is recommended)

Driver-free & Plug and Play:This bluetooth usb support Win8.1/10/11 without driver, plug and play; Win7 need to manually install the driver to use