Features: 1.AX3000 dual?band PCI?E WiFi 6 (802.11ax) adapter with 2 external antennas, supporting 2.4GHz/5GHz, Bluetooth 5.1. 2.This desktop wlan adapter has WiFi6 (802.11ax) standard, which can achieve higher efficiency and throughput. 3.With OFDMA and MU-MIMO, even if multiple devices transmit data at the same time, WiFi 6 can achieve more efficient, stable and faster transmission. 4.Bluetooth 5.1 brings faster and larger coverage, the data transmission speed is twice as fast as before, and the range is 4 times as fast. 5.This antenna WiFi adapter is easy to install and has complete accessories to provide you with help. specification:Item Type: Desktop WLan Adapter Antenna: External 2 x 8dBi Physical Interface: PCIE-X1 Wireless Rate: 2.4GHz: 574Mbps 5GHz: 2400Mbps Compatible Slots: PCIE-16X/PCIE-4X/PCIE-8X/PCIE-1X, graphics card slot Network Environment: Gigabit network Operating System: Support for win10 (64-bit)/Linux/chrome Bluetooth: 5.1 Product Size: Approx. 72 x 46mm / 2.8 x 1.8in Antenna Length: Approx. 200mm / 7.9in Working Temperature: 0~40 Storage Temperature: -40~70 Working Humidity: 10%~90%RH non-condensing Storage Humidity: 5%~90%RH non-condensing PackageList:1 xNetwork Card1 xMetal Baffle1 xConnection Line1 x Screw2 xAntenna