ACEBOTT MP3 Voice Broadcast Module with 128MB SD Card Easy-Plug Compatible with ESP32/Arduino

Integrated MP3/WAV Audio Decoding Core: Hardware-level audio decoding engine supports seamless playback of high-fidelity MP3 and WAV audio files with minimal MCU processing load.

Pre-Installed 128MB MicroSD Card Storage: Includes a high-speed 128MB MicroSD card pre-configured for loading custom voice prompts, ambient soundscapes, and alarm audio files.

Easy-Plug RJ11 Cable Interface: Outfitted with an integrated RJ11 modular connector port that eliminates wiring errors and enables instant plug-and-play setup with ACEBOTT expansion shields.

Onboard Power Amplifier & Speaker Terminals: Built-in audio amplifier drives external 8Ω mini speakers directly with clear volume output without requiring extra audio driver boards.

Dual ESP32 & Arduino Hardware Compatibility: Designed for 3.3V and 5.0V logic levels across ESP32, Arduino, and STEM educational platforms.

Housing & Board Material: High-grade FR-4 glass-epoxy PCB with a MicroSD card slot, black plastic RJ11 connector housing, onboard amplifier IC, and gold-plated contacts.

Technical Specifications:

Operating Voltage: 3.3V - 5.0V DC.

Storage Capacity: 128MB MicroSD Card included.

Supported Audio Formats: MP3, WAV.

Interface Type: Easy-Plug RJ11 Modular Cable / Pin-Header Compatible.

Color: Black PCB with White Easy-Plug Port and Metal SD Card Slot.

Usage Advice: Connect using an Easy-Plug RJ11 cable to an ACEBOTT expansion shield; format the MicroSD card to FAT16/FAT32 and name audio files sequentially (e.g., 0001.mp3) for smooth library indexing.

Maintenance: Ensure the MicroSD card is properly inserted before powering on; keep circuit components dry and free of metallic debris.

Essential Voice-Prompt Audio Transducer: Position as a top-grade audio playback module for automated voice alerts, interactive STEM robotics, talking alarm systems, and public address projects.

Highlight Solderless Easy-Plug Convenience: Emphasize how the plug-and-play RJ11 connector allows students and developers to add custom audio feedback without complex wiring or soldering.

Recommended Cross-Sell Add-ons: Pair with ACEBOTT Voice Recognition Module V2.0 Broadcast Easy-Plug ESP32/Arduino, ACEBOTT Analog Sound Sensor Easy-Plug for ESP32/Arduino, Microphone Sound Sensor Module, and ESD antistatic mat 50x40CM PCB Welding Mat.

Featured Collection Star: Display prominently on your Sound Sensor Modules collection page as your complete Easy-Plug MP3 voice broadcast module.