UGreen Wireless AC650 High Gain Dual Band Adapter 90339 【6dbi high gain antenna】: equipped with the 6dbi high-gain external antenna, ugreen usb wifi adapter offers stronger signal penetration and wider coverage for better performance. The high-gain antenna ensures stable signals even from farther away across multiple walls and floors. 【5g/2.4g dual band】: supports both 2.4ghz - up to 200mbps and 5.0ghz bands - up to 433mbps at the same time, and can switch automatically in different situations. So that the network can always be fast and stable. 【 90° & 180° rotatable antenna】: provides a stronger signal by the multi-angle adjustable antenna. When the signal is not stable enough, you can try to rotate and adjust the direction of the antenna for better performance and performance in different environments. 【widely compatible】: support windows 11/10/8.1/8/7 and linux 2.6.18-5.3 systems and windows built in driver. Linux systems can easily install the driver through our instructions. (doesn't support macos systems) 【use as wifi hotspot】: supports station mode and soft ap mode at the same time. In soft ap mode, you can convert your wired computer into a wifi hotspot for other devices to use. Brand: UGreen model: cm496 black colour connector type: usb-a usb standard: usb 2.0 chip: rtl8811cu wifi antenna: 6dbi wi-fi standard: ieee 802.11b/g/n/a ieee 802.11ac working frequency: 5ghz (up to 433mbps) 2.4ghz (up to 200mbps) encryption: wpa-psk wpa2-psk 64/128 wep compatibility: windows 7/8/8.1/10/11 linux 2.6.18-5.3