SPECIFICATIONS

Antenna Type: External

Bluetooth Standard: Bluetooth v5.3,Bluetooth 6.0/5.4

Bluetooth Version: Bluetooth 5.4

Bluetooth protocol - 5.0: HSP, A2DP, AVRCP, GATT, DID, GAVDP, DUN, IOP, ANU, SDP, HID

Bluetooth protocol - 5.3: HSP, A2DP, AVRCP, DID, GAVDP, IOPT, PAN, HID

Brand Name: UGREEN

Certification: CE,FCC,CE, FCC, SRRC, TELEC, UKCA, IC

Compatible Systems - Bluetooth5.0: Windows 7/8.1/10/11

Compatible Systems - Bluetooth5.3: Windows 8.1/10/11

Compatible with: Bluetooth 5.4 5.3 / 5.0 (only for win7/ win8.1/win10/win11)

Feature: Bluetooth Adapter for Wireless Mouse/Keyborard/Headphone/Stereo

Function: Bluetooth Adapter for Computer,Bluetooth Adapter for PC

High-concerned chemical: None

Model Number: CM591/CM390

Operating frequency: 2.400GHz-2.4835GHz

Origin: Mainland China

Package: Yes

Product Name: Bluetooth Adapter, USB Bluetooth 4.0, USB Bluetooth 5.0, USB Bluetooth 5.3, Bluetooth Dongle

Support vehicle-mounted: No support

Transmission distance: 20m

Type: Bluetooth Computer Adapter,USB Dongle

USB Interface: USB 3.0

Usage 1: USB Bluetooth Receiver,Bluetooth Dongle 4.0,Bluetooth Dongle 5.0,Bluetooth Dongle 5.3

Usage 4: Wireless Transmitter

Usage 5: USB Receiver,Adapter Bluetooth

Usgae 2: Bluetooth Adapter,Wireless Bluetooth Adapter

Note:

Q: If your Bluetooth adapter does not work (there is a driver error problem), please use the following methods to solve it. A: Since Windows 10 system has Bluetooth function which is the "Intel(R) Wireless Bluetooth" in this image， So you need to right-click to disable the Bluetooth: "Intel(R) Wireless Bluetooth" and then re-plug our 5.3 Bluetooth adapter to try， If you have other questions, you can contact our online customer service to solve the problem. 

The USB bluetooth adapter can only be plugged into your desktop or laptop computer, and cannot be used on other devices such as a car.

Before using the product, please disable the Bluetooth of the computer itself, and uninstall the existing Bluetooth driver of the computer, and then install the driver of this product.

Bluetooth 5.4 Adapter

Enjoy wireless life fastly

Major Breakthroughs in Technology

The latest Bluetooth 5.4 technology, optimizes the transmission delay and connection defect problems of the old Bluetooth 5.0

Multiple Bluetooth Versions

Bluetooth 5.3, backward compatible with 5.1/5.0/4.0 devices

Diver-free for Win8.1 and Later

Only use on Windows computer

Save your USB Ports

Connect 5 devices simultaneously

Bluetooth Connection