Micro USB/Type-c TF Card U Disk MP3 Format Board Module Amplifier De Audio Player Amp

Superior sound quality.Onboard 2W mono amplifier(5V power of up to 3W) is directly connected to the speaker (recommendation 4 Ω 3W speakers),3.5mm gold plated headphone can connect with headphones or external audio

With a Micro USB port.Through the mobile phone data line can use mobile power supply or the USB cable to charge the MP3 battery,also can use 3.7V lithium battery,or USB 5V power supply

Support TF Card (mobile phone memory card) and U disk play mode

No with speaker terminals for easy wiring

The module isdesigned to facilitatemodification

Power range: 3.7~5.5V

Product size: 47mm*34mm/18.50*13.38"

Product Overview:

Support MP3 format, playing power on automatically.When mp3 is played the red LED fes

Support U disk (test 32G), TF Card (test 16G) play mode; power on default TF card mode, if the TF card does not exist automatically jump to the U disk mode,and both devices have installed,then you can manually set the play mode.For details please see the key operating instructions

ons can be adjusted up and down to control songs,volume up and down, pause or play, mode switching.For details please see the key operating instructions

Pre menu on enter the single/all song play mode.The default mode is the all song mode when power up.Preing the Repeat on can rep the circulating mode

Key Operating Instructions:

"Prev / V--" on: "Pre" for switching previous song, "long pre" for volume down

"Next/v++" on: "Pre" for switching next song, "long pre" for volume up

"P / P / Mode" on: "Pre" for the "Play/Pause" Switch, "long pre" for U disk, TF card mode

"Repeat" on: "Pre" for “single/all song" mode(no long pre)

Note:

"Long pre" approximate 2S

If you use U disk mode, it is recommended 5V power supply, and some U disk does not support 3.7V power supply

Exquisite double board design, large area of copper, stable and reliable