Use this DIY MP3 player/audio decoder module to build your own MP3 player, Boom Box or portable audio player. Connect directly to headphones, or pair the stereo output of this player with an audio amplifier board to power your speakers.
Description:
Plays MP3 audio files on a TF (MicroSD) card (the memory card used in cell phones), or a USB drive in U disk playback mode.
Superior sound quality, 3.5mm headphone jack to connect headphones or to an external stereo amplifier. Onboard 2W mono amplifier to directly connect a speaker (single channel only for monitoring, not appropriate for stereo playback).
Screw-type terminals to connect an external speaker (no soldering).
Can be powered with standard 5V USB power (a USB power supply or power bank) through the Micro USB power connector. Can also be powered by a 3.7V to 5.5V battery or external power supply (connected to "Bat+" and "Bat-" terminals on either side of Micro USB power input connector.
Module designed to facilitate modification.
Product Overview:
Supports MP3 format, automatically plays when TF card or USB drive is inserted, onboard red LED indicates power and status (solid red when power is on but not playing, flashing red when playing).
U disk support (tested 32GB), TF card (tested 16GB) Play mode. TF card is the power-on default mode, if TF card is not inserted will play the USB drive. If both devices are installed, you can manually set the playback mode, (see Button Operating Instructions below).
The buttons select Previous/Next tracks, Volume + -, Pause / Play, Device Mode Switching (TF Card or USB Drive input), Repeat.
Input power range: 3.7V to 5.5V
Size: 45mm * 36mm (1.75" x 1.4")
Double layer board design, large copper traces and planes, stable and reliable.