There are 2 models optional, different model with different interface and appearance, please choose suitable model before purchase: 1900Mbps WiFi 6 2150Mbps WiFi 4 900Mbps WiFi 6 Feature: Interface:USB2.0 Hi-Speed connector Wireless Speed:2.4G: Up to 286Mbps 5.8G : Up to 600Mbps Frequency Range:2.4GHz 5.8GHz Wireless Transmit Power:20dBmMAX EIRP Modulation Technique: OFDM/CCK/16-QAM/64-QAM/1024-QAM Work Mod: Ad-Hoc / Infrastructure Wireless Security:64/128 bits WEP, WPA/WPA2, WPA-PSK/WPA2-PSK TKIP/AES/WPA3 Temperature Range: Operating: -0C to 70C, Storage: -40C to 90C Humidity: Operating: 5% to 95% non-condensing, Storage: Max. 90% non-condensing Support Operating System: For Win10 / Win11 Note: 1. Not Support Windows 7/8/8.1 2. When installing the driver, if an error occurs on Disk C, please install it on Disk D. 3. If you have any questions about the installation, Please contact with the Seller. 150Mbps WiFi 4 Specification: Wi-Fi Supported Frequency: 2.4G Color: Black Wireless transmission speed 11n: up to 150mbps Support operating system: For Windows xp/Win7/Win8/Win10/Win11 Feature: 1. Mini Design for Portability: Our mini usb wifi adapter features a sleek and compact design, making it easy to carry and saving valuable space. Its mini form factor allows for hassle-free portability. 2. Plug-and-Play: Our usb wifi network card supports both USB interfaces, ensuring compatibility with various computers. It offers a seamless plug-and-play experience without the need for additional drivers. 3. High-Speed Wireless Transmission: Equipped with 11N wireless technology, our usb ethernet wifi dongle achieves wireless transmission rates of up to 150Mbps. This ensures efficient data transfer within your local network, enhancing productivity. 4. Built-in High-Performance Smart Antenna: Featuring a built-in high-performance smart antenna, our usb dongle wi-fi adapter ensures reliable and stable wireless connections. It supports advanced encryption and security mechanisms such as WEP, WPA/WPA2, WPA-PSK/WPA2-PSK. 5. A-Type USB Interface: Our usb wifi receiver offers an A-type USB interface that complies with IEEE802.11g and IEEE802.11b standards. It supports wireless roaming technology, guaranteeing efficient wireless connections even when moving between networks.