Color: Blue 's usb cable for Texas Instruments graphing calculators will last you for a while! Our usb cables will allow your calculator to connect to a pic or Mac- enabling file transfers and data backups. It will also allow for downloading TI's newest software. This cable works for TI 84 plus, TI 84 Plus C Silver Edition, TI 89 Titanium, TI Nspire CX & CX CAS