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Gravity: MP3 Player Module with 8MB Storage (UART, Mono)
$6.90
SKU: DFR0534
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Introduction
The Gravity MP3 Player Module has 8MB flash storage and supports MP3 and WAV formats, operating within a 3.3V to 5V range. It features a UART interface and supports sampling rates from 8kHz to 48kHz. The module can emulate SPIFLASH to a USB drive, allowing for easy audio updates via a USB flash drive, and offers 30 levels of volume adjustment. With compact dimensions of 22x30mm, it is compatible with Arduino. The Gravity interface makes wiring simpler for beginners. This module is perfect for adding sound effects or voice prompts to toys, as well as simple voice alerts in devices like medication reminders, timers, or alarms.
Selection Guide
MP3 Module Selection Guide
Product Name
Figure
SKU
DFR0299
DFR0768
DFR0534
Storage
Storage Card Required
128MB
8MB
Sound Channel
Mono
Dual-channel
Mono
Analog U-disk Support
No
Yes
Yes
ADKEY Control Support
Yes
Yes
No
On-board Power Amplifier Support
Yes
Yes
Yes
Audio Format
MP3, WAV, WMA
MP3, WAV, WMA, FLAC, AAC, APE
MP3, WAV
Communication
UART
UART
UART
Operating Voltage
3.3V/5V
3.3V/5V
3.3V/5V
Dimension
20*20mm
23*24.5mm
22*30mm
Features
1. Small size
2. Support IO, serial port and ADKEY control
3. Maximum support 32G of the TF card, suitable for occasions in need of abundant audio files
1. Stereo dual-channel output
2. Support four controlling modes: Arduino, AT command, on-board buttons, and ADKEY
3. On-board 128MB high-speed storage, perfect for occasions in need of storing small numbers of audio files
4. Support the USB cable to copy music
5. Can be used as a sound card for the PC or Raspberry Pi
1. DF-Gravity interface, easy to connect
2. On-board 8MB storage
3.Support the USB cable to copy music
4. Suitable for playing sound effects and prompt sounds
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