SPECIFICATION: -Name: Dual-Band WiFi Bluetooth Adapter -Interface Type: USB 2.0 -Frequency range: 2.4GHz+5.8GHz -Bluetooth Vesion:5.0 -Antenna gain: 2dBi Total Size:15cm(USB Adapter:2x4.5cm) Color:Black -Transmission Rate: 600Mbps (11N:150Mbps, 11AC:433Mbps) WiFi function: Works with Windows / MAC OS System Bluetooth function: Works with Windows system,WIN8.1 drive free. FEATURES: 1.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. 2.Dual Band: Alternative 11AC(5.8G) and 11N(2.4G) 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.Mini & portable design for easy carrying, it's convenient to use. Package included : 1xUSB WiFi Bluetooth Adapter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia