4x4 16 button matrix keyboard module
It provides numbers from 0 to 9, and A B C D, as well as standard stars (*) and hash symbols (#)
The keyboard matrix allows you to quickly add controls to your electronic projects.
Easy to communicate with any microcontroller.
Size: 6.8*6.5*1cm
Weight: 24g
Keypad Number: 16keys
4X4 design, 10 numeric keys, 4 English keys, 2 function keys.
1st row 1 2 3 A
2nd row 4 5 6 B
3rd row 7 8 9 C
4th row * 0 # D