... EVDO Rev.A, WCDMA HSDPA/HSUPA, TD-WCDMA HSPA protocols, supports various types of 3G modems.PS-R50B+ supports auto ... easily know total online time that spent on 3G.With one 3G Router, one 3G Data Card, it's most affordable way to ... you can experience 3G low-delay, high-speed, high-stability applications in the 3G signal coverage area.PS-R50B+ 3G Router Topology Main functionsSupports 3G, PPPoE, static ...