USB Bluetooth BT 5.1 Dongle Adapter Receiver Driver-Free

USB Bluetooth BT 5.1 Dongle Adapter Receiver Win8/8.1/10/11 Driver-Free Support Multiple Devices Simultaneous Connection

Feature: 
1. Support multiple devices to connect at the same time: support multiple Bluetooth-compatible devices to connect at the same time, solve the USB gap problem, and meet various occasions 
2. Drive free for Win8 and above, plug and play: Win8.1/10/1 drive free, plug in to support Win7 (drive required) 
3. Compatible with multiple Bluetooth-compatible versions: downward adaptation of 4.1/4.2/5.1 Bluetooth-compatible versions 
4. Universal: Wireless devices such as a keyboard,mouse,speaker,printers,gamepad&more 
5. Small and lightweight: Bluetooth-compatible 5.1 adapter is small, lightweight, won't take much space, easy to carry or store. 

Note:
Bluetooth adapters require drivers to be installed in some old operating systems to use. If you don't know where to download the drivers, please contact me via email and I will send you the drivers.（Email:m_xiansheng@qq.com）

Specification: 
Certification: CE 
Origin: Mainland China 
Model Number: Bluetooth-compatible Adapter 
Product size: 21.8*15.7*5.9mm/0.85*0.6*0.23in
Bluetooth-compatible version: 5.1
Frequency range: 2.4GHz (2402-2480MHz)
Transmission distance: 0~20M
Rated voltage: DC5V
Interface type: USB
Operating system: Win7, Win8, Win8.1, Win10, Win11 (drive free for systems above Win8)
Package weight: 14g