The StarTech.com AC600 wireless AC network adapter allows you to insert dual-band wireless-AC connectivity to a desktop computer through a PCIe slot. The adapter supports data rates of up to 433 Mbps at 5 GHz and 150 Mbps at 2.4 GHz and has two detachable external antennas to enhance reception. Wi-Fi adapter with PCI Express host interface. Compatible with desktop computer/video server. Meets RoHS, WEEE, FCC standards. Power consumption: 75 W. Dimensions: 0.9"H x 3.8"W. Wireless standard: IEEE 802.11ac, Frequency: 2.4 GHz (ISM), 5 GHz (UNII), Transmission speed: 600 Mbps. Security features: WEP data encryption, WPA and WPA2-PSK data encryption, TKIP/AES, Antenna: Gain level- 3 dBi. Includes driver CD, low profile bracket, quick start guide. Weight: 1.7 oz. Comes with 2 year warranty.