Product Description
The Sci-Plus 3500 is a large display talking graphing calculator designed for people with low vision. It can perform scientific, statistical and trigonometric calculations and fractions, along with a graphing function. It also has the ability to evaluate functions, plot equations, analyze values along a curve and determine y+ intercepts, poles etc. The Sciplus 2500 also includes a speech output via earbuds (included).  The 3500 is an upgraded version of the 2500 and now features a 7", full color screen that is 30% larger than the previous model
Features:
- Fully talking
 - Enlarged keypad with high contrast, 0.7" tactile keys
 - Large 7" full color display
 - Selection of high contrast two color modes (e.g. white on black, black on white, yellow on black)
 - Adjustable backlight
 - Inverse video
 - 20 ounces
 - Long life battery (included)
 - USB charger included
 
Product Manual
 Click Here For the SciPlus 3500 - Talking Graphing Calculator Instructions