Feature: 1. 2.4GHZ 5GHZ: Mini PCIE network card supports 2.4GHz and 5GHz dual band, Bluetooth 4.2, IEEE 802.11AC/A/B/G/N standard. 2. 1200MBPS: Wireless 5GHz data rate up to 867Mbps, 2.4GHz up to 300Mbps, reduce freezing and lagging performance when streaming and gaming. 3. PLUG AND PLAY: MINI PCIE WiFi adapter uses Mini PCIE interface, IPEX antenna connector, plug and play, no driver required. 4. LAPTOP COMPATIBLE: Compatible with laptops with Mini PCIE slots for Dell, for ACER, for MSI, for Clevo, for Terransforce, for Hasee, etc. 5. SUPPORTED OPERATING SYSTEM: Mini PCIE WiFi card is only available for for Windows 10/8.1/8/7 32/64 bit. Specification: Item Type: MINI PCIE 1200M WiFi Adapter Material: PCB NIC Chip: For Intel 8265AC Wireless Band: 2.4GHz 5GHz Wireless Speed: 2.4GHz: 300Mbps 5GHz: 867Mbps WIFI Protocol: 802.11ac Bluetooth Version: 4.2 NIC Interface: MINI PCIE Interface Antenna Interface: IPEX 1 Interface Compatible System: For Linux, for Windows 10/8.1/8/7. Package List: 1x MINI PCIE 1200M WiFi Adapter Note: 1.Not available for Lenovo, for IBM, for HP laptops2.Not supported for Windows XP