D-Link DIR-451 3G Mobile Router for UMTS/HSDPA Networks Box Contents - 3G Mobile Router (DIR-451), CAT5 Ethernet Cable, Power Adapter, Quick Installation Guide, CD-ROM with Product Documentation, Mounting Kit and Vertical Stand Compatible Mobile Networks - UMTS/HSDPA Security - 64/128-bit WEP, WPA & WPA2 Ports - 4-Port 10/100 Switch & PC Card Slot Compatible Internet PC Cardbus Cards: Sierra Wireless AirCard 860 (Cingular - Cardbus) Sierra Wireless AirCard 875 (Cingular - Cardbus) Novatel Wireless Merlin U730 (Cingular - Cardbus)