Features: 1.Internet Speed:This is an 802.11AC 1200Mbps 2.4GHz & 5.8GHz wireless card using for Realtek RTL8812BU chip and USB3.0 interface WiFi transmission is more efficient and energy saving. 2.Dual-band Design: 11AC dual-band wireless USB NIC is suitable for desktop PC and other devices for wireless connection which can provide convenient and fast wireless Internet access. The card supports auto-detection function and can automatically adjust the rate. 3.Compatibility:Compliant 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. 4.Wireless Transmission Rate: Up to 300Mbps in 2.4G band; up to 867Mbps in 5G band; support WPA WPA2 advanced security mechanism support TKIP AES WEP encryption can provide security for wireless network connection. 5.After-sales Service: If you have any problem please contact us immediately we will help you solve it as soon as possible. Specifications: Product Model: WD-4602AC Product Color: Yellow + black Product Material: ABS material + USB head Product Chip: For Realtek 8812AU Network Speed Support: 2.4GHz--300Mpbs 5.8GHz--867Mpbs Network Mode: Dual Band 2.4G + 5.8G Applicable System: Windows Vista/XP/2000/7/8/10 Linux for MAC OS includes: 1 * USB Wifi Adapter 1 * CD Drive 1 * User Manual "