- Announces all keys pressed and math calculations in a clear female voice.
- A repeat key allows you to hear all entries and results spoken again.
- 12-digit display for calculating larger
- Adjustable volume (High, Low, Off)
- Displays time (hours, minutes & seconds)
- Choose 12 or 24-hour format
- Alarm: choose beep sound or 1 of 3 melodies
- Right Arrow Key: erases key errors so you can erase and re-enter only the last digit entered without having to start over
- Hear the keys you press & calculation results spoken