Bluetooth

ASUS USB-BT540 is a compact USB adapter that adds Bluetooth connectivity to a compatible computer. It supports Bluetooth 5.4, including Classic Bluetooth and Bluetooth Low Energy, for connecting suitable wireless devices.

The adapter uses a USB 2.0 Type-A interface. ASUS lists data rates of up to 3 Mbps for Classic Bluetooth and up to 2 Mbps for BLE. In open space, the stated operating distance is up to 10 m for Classic Bluetooth or up to 40 m for BLE.

The listed operating systems are Windows 10/11 and Linux. The package contents are the Bluetooth 5.4 USB adapter, a quick start guide and a warranty card.