Feature 1Dual Band: 5G wifi speeds up to 867Mbps and 2.4GHz 400Mbps, web surfing, gaming and online streaming are more enjoyable without buffering or interruptions. 25dBi Antenna: WiFi adapter with two 5dBi high gain antennas, greatly enhance the reception and transmission of WiFi signal strength, more stable. 3USB3.0 Interface: Wireless network adapter with USB3.0 interface, high speed transmission, low loss, bi directional transmission is faster. 4Compatible Operating System: USB WiFi adapter supports for Windows 11/10/8.1/8/7/XP and for OS X 10.9 to 10.15. 5Heat Dissipation Design: WiFi adapter with dust dissipation design, efficient heat dissipation while blocking dust intrusion, suitable for desktop computers notebooks.Item Type:USB3.0WiFiAdapterMaterial: ABSOperating Frequency: 2.412-2.484GHz; 5.180-5.825GHzWireless Standard: Support IEEE802.11a/b/g/n/ac StandardTransmission Rate: 11b: 1/2/5.5/11Mbps /11g: 6/9/12/18/24/36/48/54Mbps/11n: 400Mbps /1lac: 867MbpsInterface: USB3.0Security Features: WPA-PSK/WPA2- PSK WPAWPA2; WEPHardware Specifications: Rene RTL 8812BUOperating Temperature: 0C to 40CStorage Temperature: 40C to 70COperating Humidity: 10% to 90%RH Non CondensingStorage Humidity: 5% to 90%RH Non Condensing .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Network Card1 x CD1 x User Manual