The WAVLINK 5400Mbps WiFi 6 PCI-E WiFi Card is a high-speed wireless network adapter featuring Bluetooth 5.3 technology. It supports IEEE 802.11a/b/g/n/ac/ax protocols and offers a maximum data rate of 5400 Mbps across 2.4GHz, 5GHz, and 6GHz frequency bands. The card is compatible with various PCI Express ports and supports advanced features like MU-MIMO and OFDMA for improved connectivity.