1,It supports dual 4G or 5G working frequency bands, users can freely choose according to the terminal equipment and the surrounding environment, effectively avoiding wireless interference and network congestion, making the WiFi signal more stable and fast. 2,Compatible with for Intel CPUs but not compatible with for AMD CPUs. 3,Support for repeaters and wireless APs: Plug in networked computers to build wireless WiFi, mobile phones and tablet devices can share computer networks and support multi-person communication. 4,With anti-burning motherboard support fuse and shield function, anti-interference. 5,Only wireless WiFi cards are included, and other demo accessories in the picture are not included. Material: circuit board Quantity: 1 set Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.