USB Bluetooth 5.4 Dongle Adapter for PC Wireless Mouse Keyboard

USB Bluetooth 5.4 Dongle Adapter for PC Wireless Mouse Keyboard Description

5.4 Bluetooth dual mode dual channel, compatible with Bluetooth 2.0, 3.0, 4.0, 5.0, 5.1 and 5.3 specifications.
Intelligent low-power chips and radio frequency transceivers provide flexible and powerful Bluetooth applications with lower latency
Support Cass2 Power level 20 meters distance (in open environment)
Supported operating systems: 8.1, 10, 11 (driver-free, plug and play) 7 can be installed with drivers.
Supported protocols: HFP/ (hands-free phone/headphone) A2DP/ AVRCP (stereo music) HID/HOGP (keyboard and mouse)/ACC. Android smartphones, etc.

Bluetooth version: 5.4 (BLE low power consumption, low latency)
Transmission distance: 20 meters (barrier-free environment)
Support protocols: A2DP, , AVRCP, HID, ACC, etc.
Support USB2.0/3.0 interface
Supports simultaneous connection of multiple devices (up to 7 devices can be connected)
Working temperature -20 to 70
Colour:blue+black
Material:ABS

Package Contents:
1x USB Bluetooth Adapter

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.