Features: 1.HIGH SPEED TRANSMISSION: This NIC adapter supports transmission rates up to 300Mbps for fast and stable wireless network connections. 2.DUAL BAND SUPPORT: Supports 2.4GHz and 5GHz frequencies, allowing you to connect to two different frequency bands at the same time, providing more stable and high speed network transmission. 3.WIDE COMPATIBILITY: Complies with IEEE 802.11a/b/g/n standards, compatible with different types of wireless network devices, can be used with various routers and wireless network devices. 4.MULTI SYSTEM COMPATIBILITY: Wireless network card supports for Windows XP/7/8/10 and other multiple operating systems, can be used in different computer environments. 5.PCB MATERIAL: Network card adapter is made of PCB material with good electrical performance and stability, which helps to maintain stable operation for a long time. specification:Item Type: AR5BDT92 300Mbps PCIE WiFi Card Material: PCB Frequency: Dual Band 2.4GHz/5GHz Standard IEEE: 802.11a/b/g/n Speed: 300Mbps System Support: for Windows XP/7/8/10 PackageList: 1 x Network Adapter 1 x Screw 2 x Antenna