Texas Instruments TI-84 Plus Graphing Calculator B/W

Features: -- Graph functions and trace points made accessible with speech and audible tone. -- Listen to entire graph, including special sounds for negative regions and axis crossing points. -- Scroll the history of calculations and quickly recall and edit input/output. -- Choose how to view calculations on screen: as decimals or fractions. -- Matrix functions and calculations. -- Amazing list of scientific, statistical, and financial functions. -- Connect to your computer via USB cable to print or emboss graphs and other work (requires a printer or embosser an a PC). -- LCD display and keypad functionality are identical to the standard TI-84 Plus Includes -- Talking Graphing Calculator with hard plastic sliding cover -- Stereo earbuds -- USB Standard A to Mini B cable with adapter -- Four AAA batteries -- Quick Start Guide in print and braille -- Full documentation on flash drive Dimensions: 9.3 inches x 3.5 inches x 1 inch.