DFRobot - Voice Prompt Module with Integrated MP3 Player and Speaker

The voice prompt module integrates an intelligent MP3 music playback chip with a speaker. Designed for ease of use, it can operate directly with a power supply, battery, and buttons, or be controlled via serial commands. Featuring seamless MP3, WAV, and WMA hardware decoding, this module boasts a 16MB memory capacity, enabling easy playback of specified tracks and sequences through simple serial commands. Its user-friendly design, wide applicability, good sound quality, and reliable performance make it superior to previous MP3 player and speaker solutions.

Compact Design

Measuring just 30*11mm, the module's compact design allows for easy installation in space-constrained applications. Despite its small size, it delivers powerful audio output with a 1W speaker and 4Ω impedance.

High-Quality Audio Playback

With support for MP3, WAV, and WMA file formats, and a high-quality DAC output, the module ensures excellent sound quality. This is crucial for applications where clear audio playback is essential.

Robust Storage and Operation

The module features 16MB of internal storage, ensuring reliable long-term storage of MP3 files even when power is lost. It operates efficiently within a temperature range of -20℃ to +70℃, making it suitable for diverse environments.

Easy Integration and Control

The module can be directly powered and controlled using simple buttons or serial commands, making it easy to integrate into various systems without the need for complex programming. The TTL level serial communication interface simplifies the control process.

Versatile Applications

The voice prompt module is ideal for a range of applications, including car navigation, public transport safety announcements, financial business hall voice prompts, and many more. Its versatility makes it suitable for any scenario requiring clear and reliable voice prompts.

• Car Navigation Voice Broadcast: Enhances driving experience with clear navigation prompts.
• Public Transport Safety Announcements: Provides safety prompts at railway stations and bus stops.
• Financial Business Halls: Assists in customer service with voice prompts.
• Security and Inspection: Used in security checks and toll stations for clear instructions.
• Public Safety and Alerts: Essential in public security, fire alarms, and equipment failure notifications.
• Tourist and Transport Vehicles: Ensures safety with driving notices and operational guides.

• Power supply voltage: DC 5V
• Output power: 1W
• Speaker impedance: 4Ω
• File format: MP3/WAV
• Trigger mode: TTL level serial communication/1-channel switch
• Trigger functions for P1 interface:
            Short press: Next track
            Double press: Previous track
            Long press: Pause/Play
• Storage capacity: 16M
• Operating temperature: -20℃ to +70℃
• Dimensions: 30*11mm

• MP3 voice prompt module × 1
• USB to 4-pin DuPont cable × 1