specifications Dimensions188 mm x 100.5 mm x 175 mmProcessorMT7628DAInternal memory64MB2.4G Wi-Fi2×2 (supports the IEEE 802.11n protocol, maximum possible speed of 300Mbp5G Wi-Fi2×2 (supports the IEEE 802.11ac protocol, maximum possible speed of 867Mbps)Product antennas4 external omnidirectional antennas (two 2.4GHz antennas with maximum gain of 5dBi; two 5GHz antennas with maximum gain of 6dBi)Total interfacesTwo 10/100M self-adaptive LAN ports (Auto MDI/MDIX)Protocol standardsIEEE 802.11a/b/g/n/ac, IEEE 802.3/3uWireless dual band2.4GHz and 5GHzOperating systemMi Wi-Fi ROM intelligent router operating system based on a highly customized version of OpenWRTWireless securityWPA-PSK/WPA-PSK2 encryption, wireless access control (blacklist and whitelist), SSID hiding, smart unauthorized access preventionManagement applicationSupports web, iOS, and Androidaccessories accessories1 x user manual