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The Casio MJ-120D Plus is a 12-digit desktop calculator utilizing solar and LR44 battery power. 300-step check and sound assist functions manage large-scale data entry for accounting. This version doubles the check memory of the MJ-120D and introduces an audio verification system.
Key Features
- 300-Step Check & Sound Assist: Review 300 calculation steps via the Sound Assist audio system. Catches input errors without constant screen monitoring.
- Dual Power (Solar + Battery): Solar panel paired with an LR44 battery for 3-year life. Keeps digits visible during road dust or low-light shifts.
- 12-Month Warranty: Factory coverage against internal hardware failure. Protects the Casio MJ-120D Plus price in BD investment.
- UV-Coated Keys: Protective layer over key symbols prevents long-term friction wear. Markings don't fade after years of heavy office use.
- Key Rollover: Buffer system registers next key while holding the previous one. Eliminates missed digits during rapid financial data entry.
Frequently Asked Questions
Is Casio MJ-120D Plus solar powered?
Solar cells provide primary energy with an LR44 battery backup. This configuration maintains operation for three years under normal lighting.
How to use sound assist in Casio MJ-120D Plus?
Activate the Sound button to receive audio feedback during calculation rechecks. It identifies input discrepancies without requiring a visual display check.
