Features: Support 802.11AC AC1300 high speed transmission technology. 2.USB3.0 interface is 10times faster than USB2.0,Up to 867Mbps on 5GHz and 400Mbps on 2.4GHz.USB port compatible with-USB 2.0 and-1.1 devices. This is an 802.11AC 1300Mbps 2.4GHz&5.8GHz wireless network card.Supports WiFi receiving and transmitting functions With Realtek-RTL8812BU high-performance chip and USB3.0 interface, WiFi transmission is more efficient and energy-saving. 11AC dual-band wireless USB network card is suitable for wireless connection of desktopPC and other devices, and can provide convenient and fast- wireless internet access. The network card supports automatic detection function and can automatically adjust the speed. Support WPA and WPA2 advanced security mechanisms, support TKIP, AES-and WEP encryption, and provide security for wireless network connection. Specifications: Type: AC1300 USB3.0 WiFi Adapter Chip: Realtek-RTL8812AU Frequency Range: 2.412GHz-2.4835GHz, 5.15GHz - 5.825GHz Interface: USB3.0 Max-Downstream Data Rate: 5.8GHz 867Mbps, 2.4GHz 400Mbps Antenna Type: Built-in 2dBi antenna Security Encryption:Support 64/128 bit WEP, WPA-PSK/WPA2-PSK, 802.1x Support System: Windows2000/XP/Vista-/ Windows7/ 8/ 10;Linux-;MAC10.06-10.15 Size:approx 4.53x1.91x0.93cm/1.78x0.75x0.37in Note: Due to the light and screen difference, the item color may be slightly different from the pictures. Please allow 0.5-2cm differences due to manual measurement. Package includes: 1PC x WiFi Adapter 1PC x User Manual