Spesifikasi : Product Model: R03 CPU: MT7628K 580MHz ROM: 2MB RAM: 8MB Antenna Type: 2 external antennas Wireless Standards: IEEE 802.11b/g/n Signal Rate: 2.4GHz, Up to 300Mbps 2.4GHz Channel: 1, 2, 3, , 13 Wireless Security: WPA-PSK/ WPA2-PSK encryption Power Supply: 100-240V/0.35A Dimensions: 80 x 54 x 70 mm Features: 1. 300 Mbps It creates a reliable and really fast network using the powerful 802.11n WiFi technology. 2. 2 External Antennas 2 External Antennas with advanced connection technology that allows you to ensure reliable Wi-Fi coverage throughout your home or office. 3. Up to 16 Devices 24 devices is the maximum connections recommended for better experience. 4. Easy Setup Using Mi Home Appits very convenient to connect with a router. Meanwhile it simpler when the router is Mi router. 5. Flexible Placement Once connected with a router, you can simply unplug and plug it back in a location for the best signal quality and coverage. Note: Find the best location with the Mi Home app For Best Result, Mi wifi range extender pro should be placed in a location between the router and the dead zone and with a strong and stable router signal. you can check this through the Mi Home App.