Specification: Standard: IEEE802.11a/b/g/n/ac Antenna: External 2 * 3dBi antennas Port: USB3.0 Transmission rate: 11b: 1/2/5.5/11Mbps 11g: 6/9/12/18/24/48/54Mbps 11n: 300Mbps 11ac: 867Mbps RF frequency: 2.4-2.4835GHz 5.180-5.825GHz Item size: 12.1 * 2.8 * 1cm / 4.76 * 1.10 * 0.39in(L * W * H) Item weight: Approx.27g / 0.95oz Features: USB 3.0 interface provides faster and more efficient data transmission, which is 10 times faster than the mainstream USB2.0 interfce. It is also compatible with USB2.0devices. After a long working time, high temperature would influence the wifi signal. This adapter card is designed with invisible vents, which can cool down quickly to ensure stable signal and extend device life. Two working modes: one is to receive wifi signal and supply it to the electronic devices to surf the internet. The other one is to be access point for the other electronic device. 1200Mbps dual band wireless network card has strong compatibility. Fully compatible with Windows XP/7/8/8.1/10. With WPS button, you can press it to achieve WiFi encryption at once.