Features: brand new and high quality Ultra-high speed and stable signal: Upgrade your WiFi card to 1200Mbps Wi-Fi speed. Provide 867Mbps over 5GHz or 300Mbps over 2.4GHz online games and 4K ultra-high-definition video streaming; advanced chipset 8812BU brings faster speed and more stable signal. Wide compatibility: support OS for Windows XP / 10/8 / 8.1 / 7 / Vista (plug and for play for Windows 10) / for Mac OS 10.6 -10.15, suitable for MacBook / desktop computer / laptop; wireless standard IEEE 802.11 a/b/g/n/ac. USB 3.0 WiFi adapter: USB 3.0 port Wi-Fi adapter has a transfer rate of up to 5Gbps-10 times faster than USB 2.0, ensuring the maximum transfer performance of the Wi-Fi adapter and more . Stable Internet connection; backward for USB 2.0. Wi-Fi hotspot: You can use the soft AP function to create a hotspot for more WiFi devices. Specifications: Material:ABS Chip: 8812BU Plug:USB3.0 Maximum Transmission Speed: 5.8GHz/867Mbps or 2.4GHz/300Mbps Support 2.4G and 5.8G Dual Band Size:Approx.8.6x2.75cm/3.39x1.08in Net Weight:100g Package Includes: 1x USB 3.0 WiFi Adapter note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.