1200Mbps 5 8GHz USB wireless network card, WIFI signal receiverThe product is shipped based on the color or size of the main image of the product page, if you have special requirements, please leave us a message Feature:***** This is a 802 11AC 1200Mbps 2 4GHz & 5 8GHz wireless network card, using Realtek RTL8812BU high-performance chip, and using USB3 0 interface, WiFi transmission is more efficient and energy-saving ***** The 11AC dual-band wireless USB network card is suitable for wireless connection of desktop PCs and other devices, and can provide a convenient and fast way of wireless Internet access The network card supports automatic detection and can automatically adjust the rate ***** Comply with IEEE 802 11a, IEEE 802 11b, IEEE 802 11g, IEEE 802 11n, IEEE 802 1x, IEEE 802 11e, IEEE 802 11i, IEEE 802 11ac standards;***** Wireless transmission rate: 2 4G frequency band can be as high as 300Mbps; 5G frequency band can be as high as 867Mbps Support WPA, WPA2 advanced security mechanism, support TKIP, AES, WEP encryption, can provide security for wireless network connection ***** Applicable system (OS): Windows Vista/XP/2000/7/8/10, Linux, MAC OS