Bluetooth 5.4 USB Adapter Mini Bluetooth Receiver Transmitter for PC Laptop Wireless Keyboard Audio

Bluetooth 5.4 USB Adapter Mini Bluetooth Receiver Transmitter for PC Laptop Wireless Keyboard Audio Description

Intelligent low-power chip, RF transceiver, provides lower latency, flexible and powerful Bluetooth applications Support Cass2 power level 20 meters (in open environment) Support Bluetooth 5.4 dual-mode specification (LMP 13.X true Bluetooth 5.4 standard) Support USB2.0/3.0 interface Support multiple devices to connect at the same time (up to 7 devices can be connected) Operating temperature -20 to 70 Support : 8.1, 10, 11 (driver-free, plug and play) Windows7 driver can be installed and used Support protocols: HFP/ (hands-free phone/headset) A2DP/AVRCP (stereo music) HID/HOGP (keyboard and mouse)/ACC.Android smartphones, etc. Colour:As Shown Material:plastic Package Contents: 1 x Bluetooth 5.4 USB 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. Transmission distance: 20 meters (under barrier-free environment) 5.4 Bluetooth, dual-mode dual-channel, compatible with Bluetooth 2.0, 3.0, 4.0, 5.0, 5.1, 5.3 specifications. Bluetooth Version: Bluetooth 5.4 (+BLE low power consumption, low latency) Supported protocols: A2DP, , AVRCP, HID, ACC, etc. Product Name: USB Bluetooth Adapter