These are 3 types to choose : 1BT5.4+WIFI 6 900M Network Card,Internal Antenna 2BT5.4+WIFI 6 900M Network Card,External Antenna WiFi 6 900Mbps Bluetooth 5.4 WiFi USB Adapter Wireless Network Card Dual Band 2.4G 5GHz Wi-Fi Lan Dongle Receiver Driver Free Dual-band wireless network card+Bluetooth 5.4 is suitable for wireless connection of desktop PC and other devices, which can provide convenient and fast wireless Internet access. The network card supports automatic detection function and can automatically adjust the rate. Comply with IEEE 802.11a/ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n and IEEE 802.1ax standards. Wireless transmission rate: 2.4G band can be as high as 286Mbps; The 5G frequency band can reach 600Mbps. Support advanced security mechanisms of WPA, WPA2 and WPA3 to provide security for wireless network connection. Product selling point: 1 900Mbps high-speed transmission rate 2 2.4G-5G dual-frequency concurrency 3 Bluetooth: Bluetooth 5.4 4 System Support: Windows 10, Windows 11, driver-free, plug and play. 5 Support the IEEE802.11ax protocol of WiFi6 standard. 6 Compatible with mainstream operating systems in the market. 7 Support WEP/WPA/WPA2/WPA3-SAE encryption format, which makes surfing the Internet safer. 8 Support MU-MIMO multi-device connection to improve network efficiency. 9 Supporting Wi-Fi6 TWT fully embodies the advantages of Wi-Fi6 in multi-user, multi-scene and multi-demand. 10 support WiFi reception and AP hotspot transmission.