Membrane Matrix Keypad 4x4 (16 Buttons) for Microcontrollers

This compact membrane matrix keypad 4x4 features 16 function keys, covering a numeric block, special symbols (*, #) and additional letter keys from A to D. The module is built on a flexible base with an adhesive layer on the back, allowing it to be easily attached to the housing of any device. The keypad comes with a flat ribbon cable for connection and is ideal for interactive interfaces, security systems, code locks and various microcontroller-based projects. Features: Product type: membrane keypad / matrix keypad module (Matrix Keypad Module) Specifications: 4x4 matrix (16 keys), digits 0-9, symbols *, # and letter indexes A-D, flexible ribbon cable with contacts Purpose: entering numeric and text data, building code locks, menus and control panels for electronic devices