Driver free The adapter is built-in driver software, insert the network card, the driver will install automatically and enable your pc to connect to the WiFi. If your computer have no access to the internet or isn't able to read a CD driver, this would be a perfect choice. WiFi: Works with Windows 7/8/8.1/10/XP, just plug and play. Vista Mac OS need install the driver, install the driver via a mini CD included. Bluetooth: Only for windows 7/8/8.1/10, not compatible with Vista/xp/Mac OS.The blue LED light will flash when works. Note When ejecting the Realteck-enabled drive, you need to boot it. You must correct it or the adapter will never work properly. Feature: 1.Mini portable design for easy carrying, it's convenient to use. 2. Dual Band: Alternative 11AC5.8G and 11N2.4G connections for TV shows, HD movies, streaming, and online gaming to avoid wireless interference. 3. 433Mbps Wireless Speed at 5.8GHz band or 150Mbps Speed at 2.4GHz band. 4.Support Soft AP mode to create a Wi-Fi hotspot. 5.Support WPSWi-Fi Protected Setup encryption method to free you from remembering long passwords. Specification: -Name: Dual-Band WiFi Bluetooth Adapter -Interface Type: USB 2 .0 -Frequency range: 2.4GHz+5.8GHz -Antenna gain: 2dBi -Transmission Rate: 600Mbps 11N:150Mbps, 11AC:433Mbps -Standards: IEEE 802.11AC, 802.11b, 802.11g, 802.11n -Encryption: WEP Encryption, WPA-PSK, WPA2-PSK, WPA/WPA2 64/128bit Encryption. Package 1 x USB WiFi Bluetooth Adapter 1 x CD