{"product_id":"4x4-membrane-keypad-matrix-16-key-with-8-pin-ribbon-cable","title":"4x4 Membrane Keypad Matrix – 16 Key with 8-Pin Ribbon Cable","description":"\u003ch2\u003e4x4 Membrane Keypad Matrix – 16 Key\u003c\/h2\u003e\u003cp\u003eA compact and lightweight 4x4 membrane keypad perfect for Arduino, Raspberry Pi, and other microcontroller projects. With 16 keys arranged in a 4-row by 4-column matrix, this keypad provides an easy and cost-effective way to add user input to your embedded systems.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 Keys:\u003c\/strong\u003e Numeric keys (0–9), special keys (*, #), and function keys (A, B, C, D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatrix Configuration:\u003c\/strong\u003e 4 rows × 4 columns (R1–R4, C1–C4) for efficient pin usage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-Pin Ribbon Cable:\u003c\/strong\u003e Flexible flat cable with standard 2.54mm pitch connector for easy breadboard or header connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes Header Pins:\u003c\/strong\u003e 8-pin male header included for direct breadboard use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThin \u0026amp; Flexible:\u003c\/strong\u003e Ultra-thin membrane design, easy to mount on panels or enclosures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play:\u003c\/strong\u003e Compatible with Arduino, Raspberry Pi, STM32, ESP32, and most microcontrollers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Membrane Keypad\u003c\/li\u003e\n\u003cli\u003eLayout: 4×4 Matrix (16 keys)\u003c\/li\u003e\n\u003cli\u003eKeys: 0–9, A, B, C, D, *, #\u003c\/li\u003e\n\u003cli\u003eInterface: 8-pin ribbon cable (R1, R2, R3, R4, C1, C2, C3, C4)\u003c\/li\u003e\n\u003cli\u003eConnector Pitch: 2.54mm\u003c\/li\u003e\n\u003cli\u003eOperating Voltage: 3.3V – 5V\u003c\/li\u003e\n\u003cli\u003eMaterial: Polyester membrane\u003c\/li\u003e\n\u003cli\u003eColor: Black with blue \u0026amp; red keys\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIdeal for PIN entry systems, menu navigation, calculators, and DIY electronics projects.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShipping Policy:\u003c\/strong\u003e https:\/\/lahorestore.pk\/policies\/shipping-policy | \u003cstrong\u003eReturns Policy:\u003c\/strong\u003e https:\/\/lahorestore.pk\/policies\/refund-policy\u003c\/p\u003e","brand":"Generic","offers":[{"title":"Default Title","offer_id":55772720431177,"sku":null,"price":129.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/9090\/2089\/files\/WhatsApp_Image_2026-06-29_at_9.20.31_PM_1.jpg?v=1782754901","url":"https:\/\/lahorestore.pk\/products\/4x4-membrane-keypad-matrix-16-key-with-8-pin-ribbon-cable","provider":"Lahore Store","version":"1.0","type":"link"}