... ModemSupport CDMA2000,WCDMA,TD-SCDMA three mode 3G accesssupport One SIM card slot for 3G network access directlySupports IEEE 802.11b/ ... supply 9V/1AAntennaExternal 2dbi antennaInterfaceUSB2.0 for 3G usb modem,SIM card slot,1x Wan port,1x Lan portLEDPower,Wan,3G, ... wifiEnvoirnment Operating10%-90% non-condeensionDimension117×78×28mm 150M 802.3N Mini 2p internal SIM card slot wireless 3G Router-A