Welcome to the store! 1. Dual-Band Options: Dual-band network cards can switch between 5GHz and 2.4GHz bands for higher speeds to meet your daily needs. 2. 1200Mbps Super Speed: PCI E WiFi adapter can reach up to 867Mbps on the 5GHz band or 300Mbps on the 2.4GHz band. 3. Scope of Application: PCI E WiFi adapter is perfect for online video, gaming, music, HD streaming video, and other entertainment. 4. BT 4.0: Dual-band network card supports BT 4.0 and is backward compatible with BT3.0/2.1/2/2.0 standards. 5. Wide Compatibility: Computer WiFi adapter supports Win7 64bit, Win 8, Win 8.1, Win 10, OS X systems. Item Type: PCI E Network Card Material: PCB Interface: PCI E X1 (for PCI E X1 X4 X8 X16 interface) Band: 2.4Ghz and 5Ghz Speed: 2.4G 300Mbps, 5G 867Mbps Network Standard: 802.11a/b/g/n/ac BT: 4.0 OS: For Win7 64bit, for Win 8, for Win 8.1, for Win 10, for OS X 1 x PCI E Network Card 2 x Antennas 1 x Adapter Cable 1 x Screw Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!