The 4x4 matrix keypad usually is used as input in a project.It has 16 keys.The 4 x 4 Matrix Keypad Module is a non-encoded matrix keypad consisting of 16 keys in parallel.
This is a 4X4 16 Key Capacitive Touch Keypad. Unlike mechanical and membrane keypads, this offers touch-sensitive buttons and better feel during usage.
This 4X4 Flexible Matrix Keypad provides a useful human interface component for microcontroller projects. The Keypad 4×4 features a total of 16 buttons in Matrix form.
This 3X4 Flexible Matrix Keypad provides a useful human interface component for microcontroller projects.The Keypad 3×4 features a total of 12 buttons in Matrix form.