Description Features: Supported devices: support desktop computers with mini PCI-E semi-high card slot, all-in-one computers, small chassis, laptops and other devices 2.4G/5G dual- frequency optional, 5GHz band- rate up to 867Mbps Dual-band wirless-AC support 802.11a/b/g/n/ac ,stable signal and good compatibility. Adopt high speed BT4.2 performance,can improve speed and coverage Support systems:for Windows7, Windows8 Windows10, Linux- (limited feature support)Automatically updates applications such as e-mail and social networks- when your computer is asleep . Specifications: Model: Wireless-AC 8260 Product model: 8260HMW AC Wireless protocol: 802.11ac Wireless speed: 867Mbps Wireless frequency: 2.4Ghz+5Ghz-867Mbps Built-in Bluetooth: 4.2 Bluetooth-compatible Device interface: mini pci-e half size Support systems: Win7, Win8, Win10 Size:as pictures Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1Piece x Mini-PCIE Wireless Network Card 2 Pieces x Antennas