4×4 Matrix 16 Keys Telephone Panel Keyboard Keypad

4×4 Matrix 16 Keys Telephone Panel Keyboard Keypad is a 16 Button Keypad switch, ideal for code or data entry. Each key is rated for up to 1,000,000 life-stroke. It helps to add controls to your electronics projects quickly.

Features:

• High-Quality Material
• Tactile type switches.
• The Circuit board is a PCB double-panel.
•  Keyboard has 0-9 numerals, A-D letters, and standard star(*) and hash(#) symbols.

Package Includes:

1 x 4×4 Matrix 16 Keys Telephone Panel Keyboard Keypad

Here is the sample code.