{"product_id":"21-key-ir-infrared-remote-control-nec-protocol-for-arduino-media-players","title":"21-Key IR Infrared Remote Control – NEC Protocol for Arduino \u0026 Media Players","description":"\u003ch2\u003e21-Key IR Infrared Remote Control\u003c\/h2\u003e\u003cp\u003eA compact and versatile 21-button infrared remote control using the NEC protocol — the most widely supported IR standard in Arduino, Raspberry Pi, and DIY electronics projects. With dedicated media control buttons (Power, Stop, EQ, Mode, Play\/Pause, Skip, Volume) and a full numeric keypad (0–9), this remote is perfect for controlling IR receivers, media players, LED strips, and custom embedded systems.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e21 buttons total: media controls + numeric keypad (0–9)\u003c\/li\u003e\n\u003cli\u003eProtocol: NEC (38kHz carrier frequency)\u003c\/li\u003e\n\u003cli\u003eColored buttons: Red (Power, Mute), Green (EQ, Mode), Blue (media controls)\u003c\/li\u003e\n\u003cli\u003eNumeric keys: 0–9 (white)\u003c\/li\u003e\n\u003cli\u003eFunctions: Power, Stop, EQ, Mode, Play\/Pause, Next, Prev, Vol+, Vol−, 0–9\u003c\/li\u003e\n\u003cli\u003eCompact slim black ABS body\u003c\/li\u003e\n\u003cli\u003eBattery: CR2025 \/ CR2032 coin cell (included or compatible)\u003c\/li\u003e\n\u003cli\u003eTransmission distance: up to 8 meters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProtocol: NEC IR (38kHz)\u003c\/li\u003e\n\u003cli\u003eButtons: 21\u003c\/li\u003e\n\u003cli\u003eCarrier Frequency: 38kHz\u003c\/li\u003e\n\u003cli\u003eRange: Up to 8m (line of sight)\u003c\/li\u003e\n\u003cli\u003eBattery: CR2025 coin cell\u003c\/li\u003e\n\u003cli\u003eDimensions: ~86 × 40 × 6mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eArduino IR receiver projects (with VS1838B \/ TSOP1738)\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi media center control\u003c\/li\u003e\n\u003cli\u003eDIY LED strip controller\u003c\/li\u003e\n\u003cli\u003eCustom home automation remote\u003c\/li\u003e\n\u003cli\u003eMP3 \/ audio player control\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Generic","offers":[{"title":"Default Title","offer_id":55874577858633,"sku":"IR-REMOTE-21KEY-NEC","price":170.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/9090\/2089\/files\/WhatsApp_Image_2026-08-07_at_4.32.22_PM_2.jpg?v=1786113479","url":"https:\/\/lahorestore.pk\/products\/21-key-ir-infrared-remote-control-nec-protocol-for-arduino-media-players","provider":"Lahore Store","version":"1.0","type":"link"}