LY038 USB Mini Square Bluetooth 5.0 Adapter Features: 1. Let the computer realize the Bluetooth function, and you can transfer photosfiles without the network 2. 24Mbps transmission rate, providing high-speed file and audio data transmission 3. The USB 2.0 interface is more versatile and supports the connection of multiple devices, such as mobile phones, tablets, mice, keyboards, etc. 4. Bluetooth 5.0 chip, low power consumption, Bluetooth connection distance up to 100m (barrier-free); fully backward compatible with Bluetooth 2.0, 2.1, 3.0, 4.0, 4.2 specifications 5. Ultra-low latency and fast connection, intelligent sleep wake-up and energy saving, 24-bit CRC check to resist interference, adaptive frequency hopping to reduce crosstalk 6. Square design, easy to plug and unplug 7. Support Windows XP Vista Win 7 Win 8 Win 8.1 Win 10 system 8. Small and portable, does not affect other USB ports