What's in the box:

Musical Desktop Calculator 12-Digits LCD Display Electronic Calculator Counter Big Buttons with Music Piano Play Time Date Show Alarm Clock Function for Office Business Classroom Home Supplies (Standard)

Features:
Musical Function: It is not only a calculator, but also a musical instrument, which can be used to play some simple music. "CE" Button can switch long, medium and short tone.
How to Convert Electronic Piano: First press the "AC" button, then press the "Time/Date" button twice to enter the musical function. Press the number key"1-9" and "+,-,x,,=", the calculator will make a sound.
Multi-Functions: Support add, subtract, multiply and divide calculation function, GT, M+, M-, MRC, etc. Support time, date, alarm, volume control function. Let you work fast and efficiently.
Large Display: Electronic desktop calculator with 12-digits large LCD display. Tilted screen design, clear and easy to read. Ergonomic design, comfortable button. Powered by 2pcs AA batteries, easy to use.(Batteries are not included.)
Wide Application: The sound is clearer and brighter. Perfect choice for office, business, store, home using.

Specifications:
Digits: 12
Battery: Powered by 2 * AA Batteries(Batteries are not included.)
Item Size: 17.0 * 13.5 * 5.0cm /`6.7 * 5.3 * 2.0in
Item Weight: 197g / 6.9oz
Package Size: 18.2 * 13.8 * 4.1cm / 7.2 * 5.4 * 1.6in
Package Weight: 254g / 9.0oz

Notes:
The voice function is in Chinese, if you mind, please do not purchase this product, thanks for your understanding!
Due to manual measurement, the deviation of 1-5mm is normal.

Packing List:
1 * Calculator
1 * User Manual(English)