{"product_id":"ky-006-passive-buzzer-module-pwm-sound-melodies-for-arduino","title":"KY-006 Passive Buzzer Module – PWM Sound \u0026 Melodies for Arduino","description":"\n\u003ch2\u003eKY-006 Passive Buzzer Module – PWM Sound and Melodies for Arduino\u003c\/h2\u003e\n\n\u003cp\u003eBuy the \u003cstrong\u003eKY-006 Passive Buzzer Module for Arduino\u003c\/strong\u003e online in Pakistan from \u003cstrong\u003eRobostan.pk\u003c\/strong\u003e. This compact piezoelectric sound module allows microcontrollers to generate audible beeps, musical notes, warning tones, and custom notification sounds using programmed digital signals.\u003c\/p\u003e\n\n\u003cp\u003eUnlike an active buzzer that produces a fixed tone when powered, the \u003cstrong\u003eKY-006 passive buzzer\u003c\/strong\u003e requires an externally generated square-wave or PWM signal. By changing the signal frequency, Arduino and other compatible controllers can produce different pitches and simple melodies.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing a compact PCB, a three-pin connection header, and compatibility with suitable 3.3V and 5V control systems, the KY-006 is ideal for robotics, electronic alarms, smart home projects, educational experiments, and DIY embedded electronics.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKY-006 passive piezoelectric buzzer module\u003c\/li\u003e\n\u003cli\u003eGenerates programmable tones and simple melodies\u003c\/li\u003e\n\u003cli\u003eSupports square-wave and PWM signal control\u003c\/li\u003e\n\u003cli\u003eTypical operating voltage: 3.3V to 5V DC\u003c\/li\u003e\n\u003cli\u003eCommonly specified tone range: 1.5kHz to 2.5kHz\u003c\/li\u003e\n\u003cli\u003eCompatible with Arduino tone() functionality\u003c\/li\u003e\n\u003cli\u003eSuitable for Arduino UNO, Nano and Mega\u003c\/li\u003e\n\u003cli\u003eCan be used with ESP32 and Raspberry Pi using suitable interfacing\u003c\/li\u003e\n\u003cli\u003eCompact module with three connection pins\u003c\/li\u003e\n\u003cli\u003eSuitable for alarms, timers and audible notifications\u003c\/li\u003e\n\u003cli\u003eAdjustable sound pitch through software\u003c\/li\u003e\n\u003cli\u003eEasy integration into electronics and robotics projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e KY-006 Passive Buzzer Module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KY-006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Type:\u003c\/strong\u003e Passive Piezoelectric Buzzer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e Audible Sound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Method:\u003c\/strong\u003e Square Wave \/ PWM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Supply Voltage:\u003c\/strong\u003e 3.3V to 5V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Tone Range:\u003c\/strong\u003e 1.5kHz to 2.5kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Resonant Frequency:\u003c\/strong\u003e Approximately 2kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Interface:\u003c\/strong\u003e Three-Pin Header\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeader Pitch:\u003c\/strong\u003e 2.54mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate Board Dimensions:\u003c\/strong\u003e 18.5 x 15mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCB Color:\u003c\/strong\u003e Usually Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound Generation:\u003c\/strong\u003e Externally Driven\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Platforms:\u003c\/strong\u003e Arduino, ESP32, Raspberry Pi and Other Suitable Controllers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eArduino musical melody projects\u003c\/li\u003e\n\u003cli\u003eElectronic alarm and warning systems\u003c\/li\u003e\n\u003cli\u003eRobotics sound feedback\u003c\/li\u003e\n\u003cli\u003eSmart home notification systems\u003c\/li\u003e\n\u003cli\u003eTimer and countdown alarms\u003c\/li\u003e\n\u003cli\u003eButton-press confirmation sounds\u003c\/li\u003e\n\u003cli\u003eElectronic games and sound effects\u003c\/li\u003e\n\u003cli\u003eIoT status notifications\u003c\/li\u003e\n\u003cli\u003eSensor-triggered warning circuits\u003c\/li\u003e\n\u003cli\u003eDIY doorbell and alert projects\u003c\/li\u003e\n\u003cli\u003eEducational PWM experiments\u003c\/li\u003e\n\u003cli\u003eMicrocontroller programming projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow Does the KY-006 Passive Buzzer Work?\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eKY-006 Passive Buzzer\u003c\/strong\u003e generates sound when its piezoelectric element is driven by a changing electrical signal.\u003c\/p\u003e\n\n\u003cp\u003eA compatible microcontroller produces a square-wave signal at a selected frequency. The buzzer responds by vibrating and producing an audible tone.\u003c\/p\u003e\n\n\u003cp\u003eBy changing the frequency and duration of the signal, developers can create short beeps, warning sequences, notification sounds, and simple musical melodies.\u003c\/p\u003e\n\n\u003cp\u003eThe buzzer generally produces stronger sound near its resonant frequency, commonly around 2kHz.\u003c\/p\u003e\n\n\u003ch3\u003eArduino Melody and PWM Control\u003c\/h3\u003e\n\n\u003cp\u003eThe KY-006 is useful for Arduino projects that require different sound frequencies rather than a single fixed buzzer tone.\u003c\/p\u003e\n\n\u003cp\u003eArduino's \u003cstrong\u003etone()\u003c\/strong\u003e function can generate the signal required for sound production, while \u003cstrong\u003enoTone()\u003c\/strong\u003e stops the output.\u003c\/p\u003e\n\n\u003cp\u003eFor example, an Arduino can generate a 1000Hz beep or a 2000Hz alert by selecting the desired output frequency in software.\u003c\/p\u003e\n\n\u003cp\u003eMultiple tones can be arranged into programmable sound patterns or simple melodies.\u003c\/p\u003e\n\n\u003ch3\u003eKY-006 vs KY-012 Active Buzzer\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKY-006 Passive Buzzer:\u003c\/strong\u003e Requires an externally generated tone signal and supports different pitches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKY-012 Active Buzzer:\u003c\/strong\u003e Contains an oscillator and produces a preset sound when activated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eChoose the KY-006 for programmable tones, melodies, and varying alarm sounds. Choose an active buzzer when a simple fixed alert tone is sufficient.\u003c\/p\u003e\n\n\u003ch3\u003eArduino and ESP32 Compatibility\u003c\/h3\u003e\n\n\u003cp\u003eThe KY-006 can be integrated with compatible Arduino, ESP32, Raspberry Pi, and other microcontroller systems.\u003c\/p\u003e\n\n\u003cp\u003eFor Arduino, the buzzer can be driven using an appropriate digital output and software-generated tone signal.\u003c\/p\u003e\n\n\u003cp\u003eFor ESP32 and Raspberry Pi, use suitable PWM or tone-generation software and ensure the module's electrical requirements are compatible with the controller's GPIO output.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The KY-006 is sold in different PCB configurations. Some versions use a signal and ground connection with an unused center pin, while others document a separate positive supply connection. Always check the supplied board's markings and circuit before wiring.\u003c\/p\u003e\n\n\u003ch3\u003eAdvantages of KY-006 Passive Buzzer\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eProgrammable Sound:\u003c\/strong\u003e Generates different pitches through software control.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Suitable for space-limited electronics and robotics projects.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSimple Integration:\u003c\/strong\u003e Works with commonly used microcontroller tone-generation functions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEducational Value:\u003c\/strong\u003e Helps students learn about sound frequency, PWM, and digital outputs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Suitable for alarms, indicators, notification systems, and simple music projects.\u003c\/p\u003e\n\n\u003ch3\u003eImportant Usage Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis is a passive buzzer, not an active buzzer.\u003c\/li\u003e\n\u003cli\u003eA continuous DC signal will not produce a sustained musical tone.\u003c\/li\u003e\n\u003cli\u003eUse a suitable square-wave or PWM signal for sound generation.\u003c\/li\u003e\n\u003cli\u003eVerify the exact pinout of your board before connecting it.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the electrical ratings of the buzzer or microcontroller GPIO.\u003c\/li\u003e\n\u003cli\u003eUse an appropriate driver circuit if the required current exceeds GPIO limits.\u003c\/li\u003e\n\u003cli\u003eOperating range, volume and sound quality can vary between module manufacturers.\u003c\/li\u003e\n\u003cli\u003eThe module is not designed to reproduce speech or high-fidelity audio.\u003c\/li\u003e\n\u003cli\u003eDo not connect the buzzer directly to AC mains power.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBuy KY-006 Passive Buzzer Module in Pakistan\u003c\/h3\u003e\n\n\u003cp\u003eLooking for a \u003cstrong\u003eKY-006 Passive Buzzer Module for Arduino in Pakistan\u003c\/strong\u003e? Shop online at \u003cstrong\u003eRobostan.pk\u003c\/strong\u003e for buzzer modules, Arduino sensors, microcontrollers, robotics parts, ESP32 boards, and DIY electronics components.\u003c\/p\u003e\n\n\u003cp\u003eThe KY-006 is suitable for students, engineers, hobbyists, and electronics enthusiasts developing audio notification and microcontroller melody projects.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder your KY-006 Passive Buzzer Module from Robostan.pk\u003c\/strong\u003e with nationwide delivery across Pakistan, including Lahore, Karachi, Islamabad, Rawalpindi, Faisalabad, Multan, Peshawar, and other cities.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRobostan.pk – Build. Innovate. Create.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"ROBOSTAN","offers":[{"title":"Default Title","offer_id":68373765063022,"sku":null,"price":110.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1019\/7391\/8062\/files\/ChatGPTImageNov13_2026_04_12_29PM-1.png?v=1794569010","url":"https:\/\/robostan.pk\/products\/ky-006-passive-buzzer-module-pwm-sound-melodies-for-arduino","provider":"ROBOSTAN","version":"1.0","type":"link"}