Features: [1200M Dual-band high speed] 2.4G and 5G two working frequencies, 1200M dual-band concurrent, less interference, high speed, long transmission, wide coverage, and better wall penetration performance. [No driver required] Built-in wireless network card driver, it can be automatically installed and used when plugged into the computer. [Wireless high-speed internet] Say goodbye to cumbersome wired connections and start a high-speed wireless WIFI life. [Launch WiFi hotspot sharing] A computer connected to the Internet becomes a WiFi hotspot. connecting multiple mobile phones and tablets at the same time. [USB 3.0 High-speed transmission] USB 3.0 interface, transmission rate up to 5Gbps, stable power supply. effectively improves network card stability, high-speed transmission without lag. [Four external antennas, strong signal through walls] 180-degree rotating antenna, no disturbance to each other, strong continuous stability. Name: 1200Mbps Network Card Product name: Four-antenna USB network card Chipset: RTL8811 Antenna standard: EEE802.11b/g/n Transmission rate: 1200Mbps Frequency range: 2.4Gand5G Operating system:WindowsXP/7/8/8.1/10/11(driver-free for Win8 and above system.) Package includes: 1x 1200Mbps WiFi USB Adapter (Warm Tips: We suggest you to insert WiFi USB Adapter into back USB port of your Computer, because usb port in the back can provide more power, The wifi wireless effect is more stable.)