Texas Instruments Nspire CX II CAS Graphing Calculator Rechargeable Computer Algebra System CAS Battery Powered 2 x 7.3 x 11.8 Gray 1 Each - Office Depot
Updating the Operating System (OS) for a TI-Nspire CX II or TI-Nspire CX II CAS calculator, using the TI-Nspire CX II Connect for the web application