Mini MP3 Player Module

The Mini MP3 Player Module is a compact and cost-effective MP3 module that can be directly connected to a speaker. It can be used as a standalone module with battery, speaker, and push buttons, or in combination with an Arduino or other controller with RX/TX capabilities. It is widely used in applications like voice announcements, sound effects, and audio playback in various projects.

Key Features:

• Compact Size: Small form factor for easy integration
• Storage: Supports microSD cards up to 32GB
• File Format: MP3, WAV, and WMA file formats
• Built-in Amplifier: 3W amplifier for direct speaker connection
• Control Interface: Serial (UART), AD (Analog), or GPIO (General Purpose Input/Output)
• Power Supply: 3.2V to 5.0V DC

Technical Specifications:

• Operating Voltage: 3.2V to 5.0V DC
• Storage Medium: MicroSD card (up to 32GB)
• Audio Formats: MP3, WAV, WMA
• Amplifier: 3W built-in amplifier
• Control Interface:
  • Serial (UART): For communication with microcontrollers
  • AD (Analog): For controlling playback with potentiometers
  • GPIO: For simple control using buttons or switches
• Output: Speaker (direct connection), headphone jack (if available)
• Dimensions: Compact and suitable for integration into various projects

Applications:

• Voice Announcements: Ideal for applications requiring voice prompts or messages.
• Sound Effects: Used in interactive displays, exhibits, and installations.
• Audio Playback: Suitable for DIY projects, toys, and educational tools.
• Embedded Systems: Integrated into products requiring audio feedback or instructions.
• Prototyping: Useful in developing and testing audio-based applications.