USB WiFi Wireless AC1200Mbps mini Adapter Dongle USB3.0 Network Card for PC& Laptop US. USB 3.0 Type Wi-Fi dual band adapter supports 802.11n & 802.11ac maximum wireless speed up to 300Mbps on 2.4GHz band or up to 866Mbps on 5GHz band. Miniature appearance design, delicate and compact, won't take up space, , convenient to use and easy for carry. Supports latest 11ac Wave 2, MU-MIMO (Multiple User - Multiple Input Multiple Output ) technology when it is paired with an 11ac Wave 2, MU-MIMO router to enjoy smooth surfing, streaming, and gaming The supported beamforming technology enables Wi-Fi signal to be targeted at your adapter for a strong, reliable and efficient Wi-Fi connection when it is paired with a beamforming router. Features WEP, TKIP, AES, WPA, WPA2 encryption for high level of security.