The wireless PCI-E network card is used for desktop. The signal is muchstronger. Support 11AC dual band wireless standard. The transmission rate canreach to 1200Mbps. 2.4G support 300Mbps and 5.8G support 867Mbps. Features: Support 867Mbps max throughput on 2.4GHz band or 5GHz band. Comply with ACsecurity protocol. The wireless PCI Express adapter provides wide compatibility, fitting withany standard PCI Express slot, x1, x2, x8, or x16. Built-in chip improves performance and stability. Two external high-gain antennas for long-distance transmission and stablesignal. Wide coverage and high speed are ensured. Specification: Chipset: for Intel 7265AC Interface type: PCI-E Compatible Slot: PCI-E X1/X4/X8/X16 Support System: Windows XP/Win7/Win8/Win8.1/Win10 Item size: 12 * 6.6 * 5.4cm / 4.72 * 2.60 * 2.13in(L * W * H) Item weight: Approx.40g / 1.41oz Package size: 13.7 * 8.8 * 2.7cm / 5.39 * 3.46 * 1.06in(L * W * H) Package weight: 114g / 4.02oz Package list: 1 * Wireless Wi-Fi adapter 2 * 2dBi detachable antenna (dual-band) 1 * Low profile spare bracket 1 * BT cable 1 * CD driver 1 * Screw