Description: Support OS: Windows XP/Vista/7/8/8.1/10(32 digit, 64 digit); Windows XP, Mac OS. -Fast Wireless Adapter Speed: Support 5GHz networks, -fast 1900Mbps wireless speed. High Gain Antennas: 4 high gain external antennas boosts sensitivity of the WiFi adapter, create connections over greater distances, providing powerful penetration through walls. USB 3.0 Port: the transmission speed of USB 3.0 is 10 times of USB 2.0 Port , which can fully meet the AC1900 WiFi speed transmit requirement. USB wifi adapter is desktop design and equipped with a with a USB 3.0 cable, which can be placed on the top of the PC or the desk. Specification: USB Port: Micro USB3.0; Backward compatible USB2.0 Antenna: External 4 3dBi Antennas Wireless Frequency: 2.412-2.472GHz / 5.180-5.825GHz Wireless Standard: IEEE802.11a, IEEE802.11b, IEEE802.11g, IEEE802.11n, IEEE802.11ac Transmission Rate: 11b: 1/2/5.5/11Mbps ;11g: 6/9/12/18/24/36/48/54Mbps ;11n: 600Mbps , 11ac: 1300Mbps . Transmit Power: 18dBm(max) Encryption: WPA-PSK/WPA2-PSK; WPA/WPA2; WEP Coverage: 100 meters Size Chart: Size: approx. 120x74mm/4.72x2.91inch Package Includes: 1x 1900Mbps Wireless Adapter 1x CD Drive 1x English User Manual 1x Guarantee Card 1x 1.2m USB 3.0 Base Cable