mp3nondestructiveDecoding boardThe power amplifierMp3 mp3 decoder moduleTF card U disk decoding player

Modules window:

low Super quality,The onboard2WMono amplifier(5VThe power supply to3W) directly pick horn the collocation is recommended4Ω3WThe horn),The 3.5 mmGold platedThe headsetThe socketCan connect headphones or external sound.

low withMicroUSBThe power supply interfaceThrough theUsing mobile phone cableMobile power supplyorUSBThe charger power supply, also can be used3.7 VLithium-ion batteries,USB 5 vThe power supply.

low supportTFcardStorage card (cell phones),UdiscPlayback modes.

low With the speaker terminals without welding, convenient connection.

low Modular design is convenient modified.

Schematic diagram: http://www.chipkingdom.com/upfile/201531917474080714.pdf

Products overview:

1)supportMP3Format, electricity automatic playback, red when playingLEDLight is updated.

2)supportUPlate (testedThe 32 gb),TFCard (tested16G) play mode;Power on the defaultTFCard mode,ifTFThere is no automatic jumpUDisk mode,andTwo devices are installed.Play mode can be set manually, see instructions.

3)Button switch can be adjusted up and down the music, the volume+-, to suspend/Play, mode switches, see keystrokes.

4)Can be set up buttons "singles/All "loop, electrical default on the whole song cycle, press"RepeatCirculation mode "button can be replaced

The key instructions

"Prev/V -"Key: short press to switch on the" a "song," long press "for diminishing the" volume"

"Next/v++"Key: short press to switch under the" a "song," long press "for increasing the" volume"

"P/P/Mode"Button:" short according to "as" playing/Pause "switch," long press"UPlate,TFCard "mode" option

"Repeat, "button:" short press "to" single/Complete song "loop switch (no long according to the function)

Note:1."Long press" about time2S

2.If useUDisk mode, the proposal5VThe power supply, someUDisk does not support3.7 VThe power supply.

Product specifications

Scope of supply:From 3.7 V to 5.5 V

Product size:45 mm * 36 mm