{"title":"Voice Prompt Module with Integrated MP3 Player and Speaker","handle":"voice-prompt-module-with-integrated-mp3-player-and-speaker","url":"/products/voice-prompt-module-with-integrated-mp3-player-and-speaker","description":"This compact voice prompt module integrates an intelligent MP3 playback chip with a 1 W speaker in a tiny 30 × 11 mm package. It supports MP3, WAV, and WMA hardware decoding with 16 MB of on-board storage that retains files even when power is lost.\n\nControl playback via the built-in button (short press for next track, double press for previous, long press for pause/play) or send serial commands over TTL for automated voice prompt systems. Simple enough for standalone use with a battery and buttons, yet flexible enough to integrate into larger systems.\n\nKey Features\n\n\nHardware MP3/WAV/WMA Decoding – High-quality DAC output for clear audio playback\n\n16 MB On-Board Storage – Non-volatile memory retains MP3 files without power\n\n1 W Speaker (4 Ω) – Built-in speaker delivers clear audio from the module itself\n\nDual Control Modes – TTL serial commands or 1-channel button control via P1 interface\n\nUltra-Compact – Just 30 × 11 mm for easy installation in space-constrained projects\n\nWide Operating Temperature – -20°C to +70°C for diverse environments\n\n\nSpecifications\n\n\nSupply Voltage – DC 5 V\n\nOutput Power – 1 W\n\nSpeaker Impedance – 4 Ω\n\nFile Formats – MP3, WAV, WMA\n\nStorage – 16 MB internal\n\nInterface – TTL serial / 1-channel switch\n\nOperating Temperature – -20°C to +70°C\n\nDimensions – 30 × 11 mm\n\n\nButton Controls (P1 Interface)\n\n\nShort Press – Next track\n\nDouble Press – Previous track\n\nLong Press – Pause / Play\n\n\nIdeal For\n\nVoice prompt and announcement systems\nInteractive exhibits and kiosk audio\nAlarm and alert notifications\nNavigation audio and safety announcements\nIoT and embedded audio playback projects\n\n\nPackage Contents\n\n1× MP3 Voice Prompt Module\n1× USB to 4-pin DuPont Cable\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":836,"title":"Default Title","sku":"DF-DFR1173","mpn":"DFR1173","price":10.54,"compare_at_price":12.7,"on_sale":true,"in_stock":true,"available_quantity":269,"option1":"Default Title"}]}