{"product_id":"dy-sv5w-5w-mp3-voice-playback-module-uart-i-o-sd-arduino","title":"DY-SV5W 5W MP3 Voice Playback Module – UART I\/O SD Arduino","description":"\n\u003ch2\u003eDY-SV5W 5W Voice Playback Amplifier Module – MP3 Player for Arduino \u0026amp; DIY Projects\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDY-SV5W\u003c\/strong\u003e is a compact, all-in-one intelligent voice playback module designed for makers, engineers, and hobbyists. With a built-in \u003cstrong\u003e5W Class D amplifier\u003c\/strong\u003e, onboard SD\/TF card support, UART serial control, and I\/O trigger functionality, this module is the perfect audio engine for Arduino projects, interactive installations, robotics, and more — all in a tiny 40×40×9 mm footprint.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMP3 \u0026amp; WAV Decoding\u003c\/strong\u003e – Supports both MP3 and WAV audio formats right out of the box.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Sampling Frequencies\u003c\/strong\u003e – Compatible with 8 \/ 11.025 \/ 12 \/ 16 \/ 22.05 \/ 24 \/ 32 \/ 44.1 \/ 48 KHz sample rates.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality 24-bit DAC Output\u003c\/strong\u003e – Dynamic range up to 90 dB and SNR support of 85 dB for clean, clear audio.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFAT16 \u0026amp; FAT32 File System\u003c\/strong\u003e – Supports up to 32 Gbit (4 MByte) TF card and 32 Gbit (4 MByte) U-disk storage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUART Serial Control\u003c\/strong\u003e – Full playback control: play, pause, track selection, volume adjustment (up to 65,535 songs), at a baud rate of 9600 bit\/s.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eI\/O Trigger Mode\u003c\/strong\u003e – 8-bit I\/O ports can trigger up to 8 tracks individually, or combine up to 255 songs via port combinations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eONE_Line Single Bus Control\u003c\/strong\u003e – Single-wire serial control for playback, pause, track selection, and volume.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7 Work Modes\u003c\/strong\u003e – Configure via 3 I\/O mode-selection pins for maximum flexibility in your application.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in 5W Class D Amplifier\u003c\/strong\u003e – Directly drives a 4Ω, 3–5W speaker without any external amplifier circuit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Interfaces\u003c\/strong\u003e – 3.5mm audio jack, USB (for TF card audio file updates), Micro USB download interface, and button module — all integrated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDY-SV5W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmplifier Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5W Class D\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeaker Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4Ω, 3–5W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported Formats\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMP3, WAV\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24-bit, 90 dB dynamic range, 85 dB SNR\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Storage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 Gbit (4 MByte) TF card \/ U-disk\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUART (9600 bps), I\/O Trigger, ONE_Line\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C to 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0% – 95% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 × 40 × 9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × DY-SV5W Voice Playback Module\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × DY-SV5W Voice Playback Amplifier Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What control methods does the DY-SV5W voice playback module support?\u003c\/h4\u003e\n\u003cp\u003eA: The DY-SV5W supports three control methods: UART serial port control (9600 bps baud rate), I\/O trigger control (8-bit ports for up to 255 songs), and ONE_Line single-bus serial control. This makes it highly versatile for integration into Arduino, microcontroller, and other DIY electronics projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What audio formats and storage does this MP3 module support?\u003c\/h4\u003e\n\u003cp\u003eA: The module supports MP3 and WAV audio formats. It is compatible with FAT16 and FAT32 file systems and can accommodate TF (SD) cards and U-disks with up to 32 Gbit (4 MByte) capacity. You can easily update audio files by connecting the module to a computer via USB cable.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can the DY-SV5W directly drive a speaker without an external amplifier?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The DY-SV5W features a built-in 5W Class D amplifier circuit that can directly drive a 4Ω, 3–5W speaker — no external amplifier required. It also includes a 3.5mm audio jack for connecting headphones or external audio systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this module compatible with Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The DY-SV5W is designed to integrate seamlessly with Arduino boards and other microcontrollers via its UART serial interface or I\/O trigger pins. It operates at DC 5V, making it directly compatible with standard Arduino voltage levels.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What control methods does the DY-SV5W voice playback module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The DY-SV5W supports three control methods: UART serial port control (9600 bps baud rate), I\/O trigger control (8-bit ports for up to 255 songs), and ONE_Line single-bus serial control. 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