TI original, new in bulk packaging, a detachable unit-to-unit cable is included, excess inventory from a fortune 100 company. Manual and software are downloadable from http://education.ti.com/educationportal/sites/US/productCategory/us_connectivitycables.html Serial port interface between PC and a TI-73, TI-82, TI-83, TI-83+, TI-85, TI-86, TI-89, TI-92, or TI-92+ graphic calculator. Why spend more for USB version? *** Click 'Order' button shows inventory *** |