USB Connectivity Kit for Windows/Mac includes necessary cable and a new-generation link software that takes TI calculator technology to a new level of calculator computer and Internet connectivity. Downloading and transferring data Operating System (OS) updates Calculator Software Applications (Apps) and programs are easier than ever before. No more worrying about downloading the TI-GRAPH LINK software for each type of TI calculator. TI Connect software is a universal application that is compatible with many calculators. Compatible with the TI-73 Explorer TI-83 TI-83 Plus TI-83 Plus Silver Edition TI-84 Plus TI-84 Plus Silver Edition TI-86 TI-89 TI-89 Titanium TI-92 TI-92 Plus and Voyage 200. Texas Instruments USB Connectivitiy Kit