Features: 1.Dual Band: Wireless internet card supports 2.4 GHz/5GHz dual band and 802.11a/b/g/n/ac protocol. 2.Stable Connection: Wireless WiFi card adopts M.2 wireless internet card, high speed transmission module, and the connection is stable. 3.Fast Transmission: The transmission rate is up to 300 Mbps, and it supports BT 4.0 at the same time, with powerful performance and wide transmission range. 4.Ease of Use: Dual band wireless internet card is easy to install and remove, plug and play. 5.Support System: 2.4/5GHz WiFi card supports for WindowsXP/VISTA,32.64/for Windows7/32/64,for Windows8 32.64,for WIN8.1,for IOS and other systems. specification:Item Type: Dual Band Wireless Internet Card Material: PCB Interface Type: m.2 NGFF Interface Wireless Protocol: 802.11a/b/g/n Speed: 300Mbps Frequency: 2.4 GHz/5GHz Dual Band BT Version: BT4.0 Support System:For WindowsXP/VISTA,32.64/for Windows7/32/64/for Windows8 32.64,for WIN8.1,for IOS Applicability: Universal Version for Computers [Except for Lenovo Notebooks] PackageList:1 xDualBandWirelessInternetCard