Wireless N300 Universal Range ExtenderC A9 is a wireless N300 universal range extender, specially designed to extend the exisiting WiFi coverage and improve the signal strength. With one button extension, smart signal LED, wall-mount design and universal compatibility, it is easy for users to boost wireless networking. A9 is an ideal choice for you to eliminate WiFi dead zones and optimize your networking.Rate C 802.11b : 11 Mbps 802.11g : 54 Mbps 802.11n : 300MbpsStandardProtocol C IEEE802.11b,IEEE 802.11g, IEEE 802.11n ModulationC 802.11b: DSSS / BPSK / QPSK / CCK 802.11g: OFDM / DSSS / BPSK / QPSK / CCK 802.11n: OFDM / DSSS / BPSK / QPSK / CCK Frequency C 2.412 - 2.484 GHzPower C 16dBmReception SensitivityC 11b: -95dBm 11g: -76dBm 11n: -73dBmAntenna C 2 3dBi external non-detachableStandard Version C RFC768 UDP RFC791 IP RFC792 ICMP RFC793 TCP Channel Bandwidth: 20 / 40MHz (default)Working Mode C Repeater Mode (Client + AP)Wireless Security C Encryption Mode: Mix WPA-PSK / WPA2-PSK WPA Algorithm: TKIPDHCPC ServerSupportSystem ToolC Upgrade Reset to Factory Default Login Password System Log RebootTemperature C Operating Temperature:0 o C - 40 o C Storage Temperature:-40 - 70 o CHumidity C Operating Humidity:10% - 90%, non-condensing Storage Humidity:5% - 90%, non-condensingItem Dimension (L inchxW inchxH inch)C 6 x 4 x 3 C WeightC 1.00 lb Warranty InformationC 3 Year after INV.