AX5400 Next-Gen WiFi 6 Tri-Band PCI-E with Bluetooth 5.3 Next-Gen WiFi 6 - Support 2.4GHz & 5GHz & 6GHz WLAN networks. Tri-Band Speed up to 2.4GHz 573Mbps, 5GHz 2402Mbps?6GHz 2402Mbps. Bluetooth 5.3 - equip your system with the latest Bluetooth 5.3 technology,longer transmission distance and better stability. OFDMA and MU-MIMO - working together, ofdma and MU-MIMO technology ensure full Wi-Fi speeds to your computer even in a congested network with multiple devices. Maxmum Security with WPA2/WAP3 - relax with a peace of mind with the latest Wi-Fi security standard, protecting your computer and data from external attacks. 20MHz & 40MHz & 80MHz & 160MHz bandwidth transmission• BPSK, QPSK, 16QAM, 64QAM, 256QAM,1024QAMmodulation. 2X5DBi External WIFI 6E antenna(WS-WN675X3) :an external antenna base allows you to position and optimize your network coverage and reception. Supports Win10,Win11.