... 2.0), IEEE 802.11g, IEEE 802.11b standards2T2R Ralink 3052Integrates router, wireless access point, four-port switch and ... SDRAM32MFlash4MAntennaTwo detachable 5dBi AntennaLEDPOWER, Internet, Wlan, Lan/Wan, External power supply Dimension (mm)201.5(L) x 142(W) x ... -20% ~ 70% ambient temperatureHumidity 10% ~ 90% (Non-condensing)Power(Output DC9V, 1A;Input 110V/220V)Support system Windows® 2000 ...