Pharos' Pocket GPS Navigator SDIO includes the ultra compact, iGPS-SDwhich slots directly into the secure digital port of a Pocket PC.Turn your Pocket PC with SDIO Now! capability into a portable navigation device.The powerful iGPS-SD uses a propriety design which tracks all GPS satellites in sight.This 12-channel tracking gives the Pharos GPS receiver superior performance, enabling fast GPS signal acquisition and reacquisition, and optimum response in dynamic applications.Includes Ostia, Pharos' award-winning navigation software for Windows Mobile-based Pocket PCs.