Features: [1200M Dual-band High Speed] 2.4G and 5G dual-band operation provides concurrent speeds up to 1200Mbps, delivering reduced interference, high-speed performance, extended transmission range, wide coverage, and improved wall penetration. [No Driver Required] Built-in wireless network card driver allows automatic installation when plugged into a computer. Compatible with Windows XP/7/8/8.1/10/11 (driver-free for Windows 8 and above). [Wireless High-Speed Internet] Eliminate wired connections and enjoy fast wireless internet access. [WiFi Hotspot Sharing] Turn your internet-connected computer into a WiFi hotspot to connect multiple mobile devices and tablets simultaneously. [USB 3.0 High-Speed Transmission] USB 3.0 interface supports data transfer rates up to 5Gbps with stable power delivery, enhancing network card stability and enabling smooth, lag-free performance. [Four External Antennas for Strong Signal] Equipped with four external antennas featuring 180-degree rotation for optimal positioning, minimizing signal interference and ensuring strong, consistent connectivity through walls. Product Name: 1200Mbps Four-Antenna USB Network Card Chipset: RTL8811 Antenna Standard: IEEE 802.11b/g/n Transmission Rate: 1200Mbps Frequency Range: 2.4GHz and 5GHz Operating System: Windows XP/7/8/8.1/10/11 Package Includes: 1 x 1200Mbps WiFi USB Adapter Note: For best performance, insert the WiFi USB adapter into the rear USB port of your computer, as rear ports typically provide more stable power and improved wireless signal stability.