It is unknown if it still works or can be installed. Supports Windows XP to Me. The map software is from 2001. The box is tattered, and the instruction manual has mold, stains, and folds. Please consider it as junk. CF-GPS2, a CF type GPS receiver equipped with a high-sensitivity GPS engine. - Brand: I-O DATA - Model: CF-GPS2 - Type: CF type GPS receiver - Supported OS: Windows 2000/XP - Connection method: CF slot - Accessories: CD-ROM - Features: Equipped with a high-sensitivity GPS engine - Application: Compatible with PDAs