Product features： 2 fixed antennas omni-directional antenna, antenna gain: 3dBi Network Interface 1 WAN port, four LAN ports WEB-wide network management Chinese management interface, supports for free software upgrades WEB The provision of security 64/128/152-bit WEP encryption, supports for WPA/WPA-PSK, WPA2/WPA2-PSK security mechanism Status indicators per port: link/act (port to connect/work) Others: PWR (power), SYS (system instructions), WLAN (wireless status indication) Environmental standard operating temperature: 0 - 40 degree Celsius Storage temperature: -40 - 70 degree Celsius Operating humidity: 10% - 90% RH non-condensing Storage humidity: 5% - 90% RH non-condensing Size: 200 x 140 x 28mm Other technical parameters set wired/wireless network connection in one Network standard IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, IEEE 802.3, IEEE 802.3u, and IEEE 802.3ab Data transfer rate of 300Mbps Frequency range 2.4 - 2.4835GHz Channel number 13 Modulation DBPSK, DQPSK, CCK, OFDM, 16-QAM, and 64-QAM Network protocol supports for CSMA/CA, CSMA/CD, TCP/IP, DHCP, ICMP, NAT, and PPPoE Sensitivity 270M:-68dBm at 10% PER 130M: -68dBm at 10% PER 108M: -68dBm at 10% PER 54M: -68dBm at 10% PER 11M: -85dBm at 8% PER 6M: -88dBm at 10% PER 1M: -90dBm at 8% PER