[Dual-Band Performance] Supports both 2.4GHz (200Mbps) and 5.8GHz (433Mbps) frequencies for versatile and high-speed wireless connectivity. [Plug-and-Play] Driver-free design ensures easy installation and immediate use on compatible systems. [Wide Compatibility] Works with Windows XP or 7 or 8 or 8.1 or 10 (32-bit and 64-bit) and MacOS 10.9 to 10.15 for broad system support. [Enhanced Security] Multiple encryption options including WPA-PSK or WPA2-PSK, WPA or WPA2, and WEP for secure wireless connections. [Versatile Functionality] Features AP simulation capability, expanding its utility beyond standard WiFi reception.Specifications: Model: CF-822AC Wireless Standard: IEEE802.11a or b or g or n or ac Transmission Speed: 2.4GHz: 200Mbps 5.8GHz: 433Mbps Interface: USB 2.0 Compatibility: Desktop or Laptop Dimensions: 136mm (L) x 31mm (W) x 12mm (H) Operating Temperature: 0℃ to 40℃ Storage Temperature: -40℃ to 70℃ Operating Humidity: 10 percent to 90 percent RH (non-condensing) Storage Humidity: 5 percent to 90 percent RH (non-condensing) Features: Status indicator light, AP simulation function