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Amazon.com : Texas Instruments TI-Nspire CX II CAS Color Graphing Calculator with Student Software (PC/Mac) 320 x 240 pixels (3.2" diagonal) : Office Products
Refurbished TI-nSpire CX Color Graphing Calculator 10 Pack | Math4Sale
TI-Nspire CX II Graphing Calculator - Teacher's Pack of 10