HiRO H50301 Wireless 802.11n WiFi 2T2R 300Mbps Low Profile PCIe PCI Express PCI-E x1 Adapter High Gain 5dBi Omnidirectional Antenna Windows 10 8.1 8 7 32-bit 64-bit 2x 5dBi Omni Directional Antenna Significant increases in connection speed Backward compatible to IEEE 802.11b & IEEE 802.11g