TF CARD / U DISK MP3 DECODER AND AMPLIFIER AUDIO PLAYER MODULE

Features & Benefits:
Superior sound quality. Onboard 2W monoamplifiers (5V power of up to 3W) directly connected to the speaker (recommendation 4Ω3Wspeakers). 3.5mm gold plated headphone jack that can connect with headphones or external audio.

With a MicroUSB port. Can use mobile power supply or the USB cable to charge the MP3 battery, also works with a 3.7V lithium battery, or USB 5V power supply.

Supports TF Card (mobile phone memory card) and U display mode.
No soldering with speaker terminals for easy wiring.
The module is designed to facilitate modification.

Product Overview:
1) Supports MP3 format, powers on automatically. When an mp3 file is played the red LED flashes.
2) Supports U disk (tested with 32GB), TF Card (tested with 16GB); if the TF card does not exist the device automatically jumps to the U disk mode and if both devices are installed, then you can manually set the play mode. For details please see the key operating instructions.
3) Buttons can be adjusted up and down to control songs, volume, pause or play, or mode switching. For details please see key operating instructions.
4) Press menu button to enter the single/all song play mode. Default mode is the "all song" mode when powering up. Pressing the Repeat button can replace the circulating mode.

Key Operating Instructions:
"Prev / V--" button: "Press" to switch to previous song, "press and hold" for volume down
"Next/v++" button: "Press" to switch to nextsong, "long press" for volume up.
"P / P / Mode" button: "Press" for the "Play/Pause" Switch, "press and hold" for U disk, TF card mode.
"Repeat" button: "Press" for “single/all song" mode

Note:
1."press and hold" is approximately 2 seconds.
2 .If you use U disk mode, a 5V power supply is recommended, some U disks do not support 3.7V supply.

Product specifications:
Power range: 3.7~5.5V
Product size: 45mm*36mm
Exquisite double board design, large area of copper, stable and reliable.

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