the wifi repeater is a wireless extender of the 300 mbps wifi range, suitable for the multi room home and sharing the neighbor's network. it can be compatible with most of routers, simple settings interface. you can through mobile phone, smart pad terminal device for quick settings. specifications: plug type: 4 types (optional) wireless standard: ieee802.11 b/g/n transmission frequency: 2.4ghz~2.4835ghz item size: 110 * 60mm / 4.33 * 2.36in package weight: 178g / 6.28ounces package size: 118 * 118 * 68mm / 4.65 * 4.65 * 2.68in note: there are 4 kinds of plug types for your choice, please choose one suitable for your country. packing list: 1 * wifi repeater 1 * rj45 cable 1 * user manual