3x3 Matrix Array 12 Keys Switch Keyboard Module

DESCRIPTION The 3×3 matrix keypad module provides a compact and reliable input solution for numeric and command-based systems. FEATURES Matrix scanning interface Compact footprint Durable membrane keys Low power consumption Easy MCU integration SPECIFICATIONS Key Count: 12 Layout: 3×3 Interface: Matrix rows/columns Mounting: PCB APPLICATIONS Access control systems Keypad-based input Security panels Embedded systems Educational electronics