WTV020 MP3 Sound Player Module - with SD Card Reader - Arduino

WTV020M01 is a small module that can be used as an audio communicator in a managed circuit or can work as a regular player.
It is equipped with a system (WTV020SD-20SS) for playing audio files from microSD cards. Before connecting, the module should be properly prepared for operation by soldering the 3.3V power supply pads.

Product features

FAT file support - microSD carrier
Supports playing files in ADCPM 4bit format
Recognizes voice files automatically
Microprocessor support
Saving data when turning off the power
Loading a voice on a microSD card without the help of software
Connection supports file playback (including mute connection)

Technical data

Capacity: 32M to 1G of microSD card capacity.
Rechargeable Sampling Rate: 6kHz to 32KHz, 36KHz sampling rate with AD4 audio, 6kHz to 16kHz sampling rate with WAV
Audio output: 16bitDAC and PWM
Maximum Voice Storage: 512 files
Supply voltage: DC 2.6 to 3.6V !!!
Quiescent Current: 16 uA (SD card is not inserted)