1、It is made of high quality PCB material, strong and durable. 2、High transmission speed of 300Mbps, ensures high data transmission efficiency, Internet smoothness and high signal strength. 3、Precision compatibility - suitable for laptops for Windows 7, 8 and 10 systems. 4、Stable Internet connection. Compatible with bluetooth 4.0 and 802.11a/b/g/n wifi connection modes ensure the stability and fluency of the Internet. 5、Strong compatibility. Suitable for laptops, desktops, all-in-one machines, small cases, advertising machines and other same interface devices. Features: It is made of high quality PCB material, strong and durable. High transmission speed of 300Mbps, ensures high data transmission efficiency, Internet smoothness and high signal strength. Precision compatibility - suitable for laptops for Windows 7, 8 and 10 systems. Stable Internet connection. Compatible with bluetooth 4.0 and 802.11a/b/g/n wifi connection modes ensure the stability and fluency of the Internet. Strong compatibility. Suitable for laptops, desktops, all-in-one machines, small cases, advertising machines and other same interface devices. Specifications: Material: PCB Size: Approx. 3*2.7*0.5cm/1.2*1.1*0.2inch Model: DW1601 Chip: AR9462 Transmission rate: 300Mbps Support agreement: 802.11a/b/g/n Interface Type: mini PCI-E Working frequency: 2.4GHz/5GHz Compatible system: For WIN 7/WIN 8/WIN 10 Package list: 1 x Network Card