Works properly on Windows 10. Has scratches. WLI-UC-G301N <AirStation Nfinity> 11n compatible 11g/b USB 2.0 Wireless LAN Adapter Compatibility Information: From www.buffalo.jp/product/detail/wli-uc-g301n.html Supported OS: Windows Operating Environment: Temperature: 0-40°C, Humidity: 20-80% (no condensation) Compatible Models: DOS/V (OADG specification) compatible PCs equipped with USB 2.0 / 1.1 ports * Not compatible with USB hubs * Not compatible with USB 2.0 expansion boards * When using USB 1.1, the transfer speed will be a maximum of 12Mbps (theoretical value) due to the standard specifications. Standards Compliance: IEEE802.11n/IEEE802.11g/IEEE802.11b, ARIB STD-T66 (2.4GHz band) Transmission Method: MIMO-OFDM, OFDM, DS-SS, Simplex (half-duplex) Frequency Range: IEEE802.11n/IEEE802.11g/IEEE802.11b: 2,412～2,472MHz (1～13ch) Data Transfer Rate (Standard Value): IEEE802.11n: Up to 300Mbps IEEE802.11g: Up to 54Mbps IEEE802.11b: Up to 11Mbps Security: WPA2-PSK (TKIP/AES), WPA-PSK (TKIP/AES), WEP (128/64bit) Antenna: 2x2 MIMO Interface: USB 2.0 / 1.1 Access Method: Infrastructure mode Power Supply Voltage: 5.0V (powered via USB) Power Consumption: Maximum 2.5W External Dimensions: W60 x H27 x D10mm (excluding cap) Weight: Approximately 11g