Vonets VAP11G-500 Industrial Wireless High-Power 500Meters Strong Coverage 300Mbps Mini WiFi Repeater/AP Client/Bridge/Booster/Extender/Amplifier,USB Adapter,RJ45 Connector-Twin Pack Professional Intelligent WiFi repeater/extender/bridge , signal booster /amplifier, High-power mode transmission distance (without obstacle) : 500m It can be used in Elevator, Factory , Farm and these kind of environment for transmit video or long range wifi coverage projects Easy to set up, just three steps,support WPA-PSK/WPA2-PSK, 64/128/WEP security mechanism Support 2.4Ghz, 802.11b/g/n wireless transmission protocol, 300Mbps high speed transmission Input Voltage: DC5V-15V. Without special power source, reducing electronic waste