SPECIFICATIONS

Brand Name: UGREEN

Model Number: CM591/CM390

Bluetooth Standard: Bluetooth v5.3

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

Type: Bluetooth Computer Adapter,USB Dongle

Function: Bluetooth Adapter for Computer,Bluetooth Adapter for PC

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

Usage 4: Wireless Transmitter

Usage 5: USB Receiver,Adapter Bluetooth

Transmission distance: 20m

Operating frequency: 2.400GHz-2.4835GHz

Bluetooth Standard: Bluetooth 5.4/5.3 / 5.0