WiFi Booster with WiFi 4, 802.11/b/g/n, up to 300 Mb/s, 2 piece(s) × external antenna, WPA-PSK and WPA2-PSK Do you want to connect to Wi-Fi throughout your home? The Xiaomi Mi Wi-Fi Range Extender Pro helps you get a stable connection in distant rooms which your router could only dream of reaching. Not only does the range extender give you stronger signal coverage, but it also prevents dropouts. The Xiaomi Wi-Fi extender works ata frequency of 2.4 GHz and  provides transfer speeds up to 300Mb/sec. All transmitted data is secured with WPA-PSK and WPA2-PSK encryption. Xiaomi Mi Wi-Fi Range Extender Pro Key Features  WiFi extender designed to boost your Wi-Fi signal Works at 2.4 GHz300Mb/sec data transfer 802.11b (2.4GHz) standards, 802.11g (2.4GHz) and 802.11n WPA-PSK and WPA2-PSK encryptionTwo external antennas The antennas have non-removable connectors