... 4 HoursSupports 3G, PPPoE(DSL and Cable modem), dynamic IP, static IP broadband accessComply with all network standard WCDMA/EVDO/TD-SCDMAWDS ... (adaptive)Wireless Transmit power20dBm(MAX)Access ProtocolCSMA/CA,CSMA/CD,TCP/IP,ICMP,NAT,PPPoE, DHCP ,UDP, DDNS,SecurityWEP 64/128bit;MAC ... supportWindows® 2000, XP 32/64, Vista 32/64, Linux, MAC, Windows 7 3g Adls wifi modem 150Mbps wireless network