3G Wireless Router Gateway 150Mbps External Antenna 4 LAN PORTS 1 ... EVDO Rev.A, WCDMA HSDPA/HSUPA, TD-WCDMA HSPA protocols, supports various types of 3G modems.PS-R50B+ supports auto ... power on, supports Auto APN function which can indentify your 3G modem intelligently and start to dialup , truly plug and play. ... W)×31(H)LED: PWR(power), SYS(system), WLAN(wireless LAN), WAN, LAN(1,2,3,4 total four LAN ...