... , No Need of Background Computer Features:GPRS Wireless Router Frequency: 800, 900 and 1,800MHzReal-time clockCommunication effect relies ... background computer supportsAutomatically dialing after drop from the netSupports DMZNAT router functionEstablishing LAN with high speed conveniently and fluentlyEasily operatedWakened remotelyUDP ... 35mm (not including antenna and fixed parts) GPRS wireless Router