{"product_id":"pcb-mounted-active-buzzer-module-ky-012","title":"PCB Mounted Active Buzzer Module (KY-012)","description":"\u003cp data-start=\"78\" data-end=\"493\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe KY-012 Active Buzzer Module is a compact audio output module designed to generate an audible alert with a simple digital control signal. Unlike a passive buzzer, the KY-012 features a built-in oscillator, allowing it to produce a continuous tone whenever power or a HIGH logic signal is applied. No external PWM or frequency generation is required, making it extremely easy to use with microcontrollers.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"495\" data-end=\"870\"\u003eThe module operates from 3.3V to 5V, making it compatible with Arduino, ESP32, STM32, Raspberry Pi Pico, and other embedded development boards. Its compact PCB design, low power consumption, and loud sound output make it ideal for alarms, warning systems, timers, notification devices, robotics, and educational electronics projects.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"872\" data-end=\"890\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cstrong data-start=\"874\" data-end=\"890\"\u003eKey Features\u003c\/strong\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"892\" data-end=\"1451\"\u003e\n\u003cli data-section-id=\"1so8oxq\" data-start=\"892\" data-end=\"946\"\u003eActive piezoelectric buzzer with built-in oscillator\u003c\/li\u003e\n\u003cli data-section-id=\"1dh1v8l\" data-start=\"947\" data-end=\"997\"\u003eProduces sound with a simple HIGH digital signal\u003c\/li\u003e\n\u003cli data-section-id=\"cgegjs\" data-start=\"998\" data-end=\"1048\"\u003eNo PWM or external frequency generation required\u003c\/li\u003e\n\u003cli data-section-id=\"5rmhep\" data-start=\"1049\" data-end=\"1078\"\u003eLoud and clear audio output\u003c\/li\u003e\n\u003cli data-section-id=\"jhmxae\" data-start=\"1079\" data-end=\"1102\"\u003eLow power consumption\u003c\/li\u003e\n\u003cli data-section-id=\"1emvyce\" data-start=\"1103\" data-end=\"1123\"\u003eFast response time\u003c\/li\u003e\n\u003cli data-section-id=\"ex0omd\" data-start=\"1124\" data-end=\"1152\"\u003eCompact PCB-mounted module\u003c\/li\u003e\n\u003cli data-section-id=\"bupdsa\" data-start=\"1153\" data-end=\"1177\"\u003eSimple 3-pin interface\u003c\/li\u003e\n\u003cli data-section-id=\"1wkc0eb\" data-start=\"1178\" data-end=\"1209\"\u003eReliable and stable operation\u003c\/li\u003e\n\u003cli data-section-id=\"o7gie1\" data-start=\"1210\" data-end=\"1231\"\u003eLong operating life\u003c\/li\u003e\n\u003cli data-section-id=\"170wm36\" data-start=\"1232\" data-end=\"1278\"\u003eSuitable for alarms and notification systems\u003c\/li\u003e\n\u003cli data-section-id=\"1xp9ed6\" data-start=\"1279\" data-end=\"1336\"\u003eCompatible with Arduino, ESP32, STM32, and Raspberry Pi\u003c\/li\u003e\n\u003cli data-section-id=\"12mffzs\" data-start=\"1337\" data-end=\"1396\"\u003eIdeal for robotics, automation, and embedded applications\u003c\/li\u003e\n\u003cli data-section-id=\"2htzhr\" data-start=\"1397\" data-end=\"1451\"\u003ePerfect for educational and DIY electronics projects\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Roboracter","offers":[{"title":"Default Title","offer_id":46679970906166,"sku":"LC7505D7BC","price":29.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/0731\/2694\/files\/buzzer_4.jpg?v=1782408184","url":"https:\/\/roboracter.in\/products\/pcb-mounted-active-buzzer-module-ky-012","provider":"Roboracter","version":"1.0","type":"link"}