Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Interface Type | UART TTL Serial |
| Supported Formats | MP3, WAV |
| Storage Media | Micro SD / TF Card |
| Max Storage Capacity | 32GB |
| Operating Voltage | 3.2V to 5V DC |
| Peak Current | < 15mA |
| Speaker Output | 3W (8 Ohm) |
| Control Method | Serial Commands or IO Buttons |
| Module Dimensions | 20mm x 20mm x 2mm |
| Compatible Platform | Arduino, STM32, ESP8266 |
Anonymous
Apr 02, 2026
Rating: 5/5
Compact and powerful
Fits easily in small enclosures. I used it for a custom doorbell project and it has been reliable for months.
Anonymous
Apr 01, 2026
Rating: 5/5
Great for DIY projects
Works perfectly with my Arduino Uno. The library is easy to use and sound quality is surprisingly good for the size.
Anonymous
Mar 20, 2026
Rating: 3/5
Decent module
Documentation could be clearer regarding pinout. Had to search online forums to confirm TX/RX connections.
Anonymous
Mar 17, 2026
Rating: 5/5
Excellent sound quality
Volume control is very smooth across the 30 levels. Highly recommend for any audio-based automation project.
Anonymous
Mar 14, 2026
Rating: 4/5
Good value
Wiring was a bit tricky initially but once connected it works well. Make sure to format the SD card correctly.
Q: Does it work with 3.3V logic levels?
A: Yes, the module supports operating voltages from 3.2V to 5V, making it compatible with 3.3V microcontrollers.
Q: What file system is required for the SD card?
A: Please format your Micro SD card using FAT16 or FAT32 file system for the module to read files correctly.
Q: Is a speaker included in the package?
A: No, this is a module only. You need to connect an external 8 Ohm 3W speaker separately to the output pins.
Q: Is there an Arduino library available?
A: Yes, search for DFPlayer Mini in the Arduino Library Manager to find compatible open-source libraries for easy integration.
Q: Can it play files from specific folders?
A: Yes, you can organize audio files into folders and control playback via serial commands specifying the folder number.
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