4x4 Matrix 16 Keyboard Module

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Internal Reference: ACC-249

4x4 Matrix 16 Keyboard Module

This matrix keypad is great for when you need quite a bit of buttons on your Arduino project. What makes this great is the fact that the 16 buttons are all read from only 8 digital pins. 

Matrix Keypad Specs:

  • Power: 3.2 - 5V input
  • Buttons: 16 Buttons
  • Can easily be interfaced with microcontrollers such as an Arduino Uno or ESP32