The KardKase KK1 PC card hard case was custom designed for the Verizon Wireless®

 PC 5220 EVDO card.   It also works perfectly for the Pantech PX500 EVDO card, and will accommodate any PC or WiFi Card (PCMCIA card) that is no longer than the PC 5220 (4.53 inches) as long at the antenna or external part is less than about 0.46 inches thick, including the likes of the Linksys® WPC11 and WPC54G.  

The KK1 measures 5.00 by 2.63 by 0.64 inches overall.