{"product_id":"kit-polyphonic-ringtone-player-v2","title":"Polyphonic Ringtone Player Variant 2 Kit with Arduino Uno","description":"\u003ch1\u003eArduino Polyphonic Ringtone Player Kit – Build a Custom Music System That Plays Your Tones\u003c\/h1\u003e\n\n\u003cp class=\"value-summary\"\u003eEvery part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.\u003c\/p\u003e\n\n\u003cdiv class=\"specs-strip\"\u003e\n  \u003cspan\u003e\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Intermediate\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eBuild Time:\u003c\/strong\u003e 3–4 hours\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eAge:\u003c\/strong\u003e 15–18\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Audio Playback \u0026amp; Serial Communication\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eImagine a compact device that stores up to 20 ringtones you’ve personally chosen, plays them at the press of a button, and displays the song name on a bright LCD. This kit lets you build exactly that—a polyphonic ringtone player powered by an Arduino Uno and a DFPlayer Mini. Whether you need a standout CBSE class project, a Smart India Hackathon prototype, or a hands-on way to understand audio processing and serial communication, every component arrives together, pre-verified to work as a complete system.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Build\u003c\/h2\u003e\n\u003cp\u003eYou'll assemble a full-fledged music player that reads MP3 files from a microSD card and plays them through a dedicated speaker. Three tactile buttons control play\/pause, next track, and previous track, while a 10kΩ potentiometer adjusts volume smoothly. The 16x2 I2C LCD shows the current ringtone name, turning a breadboard of wires into a polished device you can proudly present at school exhibitions, college mini-project evaluations, or ATL Tinkering Lab demos.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Learn\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eInterfacing DFPlayer Mini with Arduino Uno using UART serial commands to control playback\u003c\/li\u003e\n  \u003cli\u003eCapturing and displaying song names on an I2C LCD in real time\u003c\/li\u003e\n  \u003cli\u003eReading analog input from a potentiometer and mapping it to digital volume levels\u003c\/li\u003e\n  \u003cli\u003eOrganizing MP3 files on a microSD card and handling module power requirements with decoupling capacitors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKit Contents\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eArduino Uno R3\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDFPlayer Mini\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr class=\"kit-description\"\u003e\n  \u003cp\u003eDFPlayer plays 20 custom ringtones from SD card. LCD shows song name. Volume via potentiometer.\u003c\/p\u003e\n  \u003ch4\u003eWhat's in this kit\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/uno-r3-ch340g-atmega328p-board-arduino-compatible\"\u003eArduino Uno R3\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/dfplayer-mini-mp3-player-module-serial-control-microsd\"\u003eDFPlayer Mini\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/microsd-card-reader-spi-module-for-arduino\"\u003eMicroSD Card 8GB\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/16x2-lcd-display-module-16x2-character-blue-backlight\"\u003e16x2 LCD\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/i2c-backpack-pcf8574-i2c-adapter-for-lcd-displays\"\u003eI2C Backpack\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/ntc-thermistor-temperature-sensor-module-3-pin-10k%CF%89\"\u003e10kΩ Potentiometer\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/tactile-button-pack-10x-6mm-switches-with-colored-caps-compoden\"\u003eTactile Button\u003c\/a\u003e x3\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/pam8403-3w-stereo-audio-amplifier-module-5v-class-d\"\u003e3W 8Ω Speaker\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e1kΩ Resistors x5\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/capacitor-variety-pack-6-values-100nf-to-470uf-30-pieces\"\u003e100nF Caps\u003c\/a\u003e x5\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/breadboard-standard-bundle-830400-tie-points-for-prototyping\"\u003e400-pt Breadboard\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003eM-M Wires x25\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/9v-battery-snap-connector-with-15cm-wires-compoden\"\u003e9V Battery Snap\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is included in the Polyphonic Ringtone Player Variant 2 Kit with Arduino Uno?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Polyphonic Ringtone Player Variant 2 Kit with Arduino Uno includes all components needed: Arduino Uno R3, DFPlayer Mini, MicroSD Card 8GB, 16, I2C Backpack and more. Everything is pre-tested for compatibility and shipped from Bengaluru, India.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What skill level is required for the Polyphonic Ringtone Player Variant 2 Kit with Arduino Uno?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This kit is designed for Intermediate level makers, suitable for ages 15-18. DFPlayer plays 20 custom ringtones from SD card. LCD shows song name. Volume via potentiometer. Estimated build time is 3-4 hrs.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I buy the Polyphonic Ringtone Player Variant 2 Kit with Arduino Uno online in India?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the Polyphonic Ringtone Player Variant 2 Kit with Arduino Uno is available online at Compoden (compoden.in), India's AI-powered electronics and robotics store. Ships from Bengaluru in 1-5 business days across India.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Polyphonic Ringtone Player Variant 2 Kit with Arduino Uno\",\n  \"description\": \"DFPlayer plays 20 custom ringtones from SD card. LCD shows song name. Volume via potentiometer.\",\n  \"sku\": \"CDN-KIT-0382\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Compoden\"},\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"url\": \"https:\/\/compoden.in\/products\/kit-polyphonic-ringtone-player-v2\",\n    \"priceCurrency\": \"INR\",\n    \"price\": \"2445\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\"@type\": \"Organization\", \"name\": \"Compoden\"}\n  },\n  \"category\": \"Audio \u0026 Music\"\n}\n\u003c\/script\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Compoden","offers":[{"title":"Clone","offer_id":53455491531117,"sku":"CDN-KIT-0382-CL","price":2810.0,"currency_code":"INR","in_stock":true},{"title":"R3 Original","offer_id":53455491563885,"sku":"CDN-KIT-0382-R3","price":5090.0,"currency_code":"INR","in_stock":true},{"title":"R4 WiFi","offer_id":53455491596653,"sku":"CDN-KIT-0382-R4","price":4450.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/kit-polyphonic-ringtone-player-v2.png?v=1782285722","url":"https:\/\/compoden.com\/products\/kit-polyphonic-ringtone-player-v2","provider":"Compoden","version":"1.0","type":"link"}