ALFA AWUS1900 Wireless adapter 1900Mbps Dual band

Support WPA3 Alfa AWUS1900 is a new quad antenna 802.11ac Wi-Fi USB receiver boasting router connection speeds of up to 1900 Mbps (1300 Mbps for 5 Ghz + 600 Mbps) Chipset Realtek RTL8814AU WiFi Standards IEEE 802.11ac/a/b/g/n WiFi Frequency Dual Band 2.4GHz or 5GHz Antenna Connector RP-SMA female x 4 Antenna Type 2.4G/5GHz Dual-Band 5dBi dipole antenna Wireless Performance 802.11a: up to 54Mbps, 802.11b: up to 11Mbps, 802.11g: up to 54Mbps, 802.11n: up to 300Mbps 802.11ac: up to 867Mbps Wireless Security 64/128 bit WEP,WPA/WPA2, WPA-PSK/WPA2-PSK,WPS WPA3 Interface USB 3.0 OS Requirement Windows XP, Vista, 7, 8/8.1 and Windows 10 32/64bit, MAC OS 10.5 to 10.14 or later inux