USRobotics USR5638, 56 Kbit/s, RJ-11, V.92, V.90, V.34, V.32bis, V.32, AC, PCI Express slot, Windows Server 2003/Server 2008/XP/Vista/7
USRobotics USR5638. Bilis ng modem: 56 Kbit/s, Interface: RJ-11. Mga suportadong protokol: V.92, V.90, V.34, V.32bis, V.32. Uri ng supply ng kuryente: AC. Minimum na kailangan ng system: PCI Express slot, Mga katugmang operating system: Windows Server 2003/Server 2008/XP/Vista/7. Compliance certificates: Federal Communications Commission (FCC), Sertipikasyon: FCC, IC