# đ Mini MP3 Decoder Board (TF Card + USB + 3.5mm Audio Output)
đś **áááŻááşáááŻááş Speaker Project áá˝áąá DIY Audio Upgrade ááźáŻááŻááşááťááşáá°áá˝áąáĄáá˝ááş áĄááŻáśá¸áááşáá˛áˇ Mini MP3 Decoder Board ááąá¸ááźá
áşááŤáááşá**
đą ááŻááşá¸á Power Bank áá˛áˇ USB Power Supply áá˝áąáááą áĄáá˝ááşááá° áĄáŹá¸ááąá¸áĄááŻáśá¸ááźáŻáááŻááşááźáŽá¸ **TF Card / USB Flash Drive ááž ááŽááťááşá¸áá˝ááˇáşáááŻááşáá˛áˇ MP3 Player Module** ááźá
áşááŤáááşá
⨠**áá°á¸ááźáŹá¸ááťááşááťáŹá¸**
đľ **High Quality MP3 Playback**
⢠MP3 Format ááťáŹá¸ááᯠSupport ááźáŻááŻááşááąá¸áááŻááşááŤáááşá
⢠Power áá˝ááˇáşáááŻááşááŹáá˛áˇ áĄáááŻáĄááťáąáŹááş Music Play á
áááşáááŻááşááŤáááşá
⢠Playback ááŻááşááąááťáááşáá˝ááş Red LED Indicator ááźááˇáş ááźáááąá¸ááŤáááşá
đž **TF Card & USB Flash Drive Support**
⢠Micro SD (TF Card) áážááˇáş USB Flash Drive áážá
áşááťááŻá¸ááŻáśá¸ áĄááŻáśá¸ááźáŻáááŻááşááŤáááşá
⢠TF Card áááˇáşááŹá¸ááŤá Default áĄááąááźááˇáş TF Card Mode ááźááˇáş á
áááşáá˝ááˇáşááąá¸ááŤáááşá
⢠TF Card ááážáááŤá USB Mode áááŻáˇ áĄáááŻáĄááťáąáŹááş ááźáąáŹááşá¸ááąá¸áááŻááşááŤáááşá
⢠TF Card (16GB áĄáá) / USB (32GB áĄáá) Support ááźáŻááŻááşáááŻááşááŤáááşá
đ **Built-in Audio Amplifier**
⢠Onboard **2W Mono Amplifier** ááŤáááşááŤáááşá
⢠5V Power Supply áĄááŻáśá¸ááźáŻááŤá Output Power áĄááźááˇáşááŻáśá¸ **3W áĄáá** ááááŻááşááŤáááşá
⢠áĄááźáśááźáŻ Speaker - **4Ί 3W Speaker**
⢠3.5mm Gold Plated Audio Jack ááŤáááşááźáŽá¸ Headphone áááŻáˇáááŻááş External Speaker ááťáááşáááşáááŻááşááŤáááşá
đ **Flexible Power Supply**
⢠Working Voltage: **3.7V ~ 5.5V**
⢠Micro USB Port ááŤáááşááąáŹááźáąáŹááˇáş
⢠Power Bank
⢠USB Cable
⢠3.7V Lithium Battery
áááŻáˇááźááˇáş áĄááŻáśá¸ááźáŻáááŻááşááŤáááşá
đ§ **DIY Project áĄáá˝ááş áĄáááşááźáąááąáŹ Design**
⢠Speaker ááťáááşáááşáááş Terminal ááŤáááşááźáŽá¸ Solder ááŻááşá
ááŹááááŻáᲠááźááŻá¸ááťáááşáááŻááşááŤáááşá
⢠Speaker áĄááąáŹááşá¸ááťáŹá¸ááᯠMP3 Bluetooth áááŻááşáá˛áˇ Local Audio Player áĄááźá
áş Upgrade ááźáŻááŻááşáááŻááşááŤáááşá
⢠Compact Size ááźá
áşááŹááźáąáŹááˇáş Portable Speaker Project ááťáŹá¸áĄáá˝ááş áááˇáşááąáŹáşááŤáááşá
đď¸ **Control Button Functions**
âŽď¸ **Prev / V-- Button**
⢠áážáááşááźááşá¸ - Previous Song
⢠ááááŹá¸ááźááşá¸ - Volume Down
âď¸ **Next / V++ Button**
⢠áážáááşááźááşá¸ - Next Song
⢠ááááŹá¸ááźááşá¸ - Volume Up
âśď¸ **Play / Pause / Mode Button**
⢠áážáááşááźááşá¸ - Play / Pause
⢠ááááŹá¸ááźááşá¸ - TF Card / USB Mode ááźáąáŹááşá¸ááźááşá¸
đ **Repeat Button**
⢠Single Song / All Song Mode ááźáąáŹááşá¸áááŻááşááŤáááşá
đ **Specification**
⢠Product Type: Mini MP3 Decoder Board
⢠Power Input: DC 3.7V ~ 5.5V
⢠Audio Output: 2W Mono Amplifier
⢠Maximum Output: Up to 3W (5V Supply)
⢠Speaker Recommendation: 4Ί 3W
⢠Audio Jack: 3.5mm
⢠Support Format: MP3
⢠TF Card Support: Up to 16GB (Tested)
⢠USB Support: Up to 32GB (Tested)
⢠Size: 47mm à 34mm
đŚ **Package Includes**
â
1 Ă Mini MP3 Format Decoder Board
đĄ **áĄááŻáśá¸ááźáŻáááŻááşááąáŹááąááŹááťáŹá¸**
đľ DIY Bluetooth Speaker Project
đľ Portable Speaker ááźáŻááŻááşááźááşá¸
đľ Old Speaker Upgrade
đľ Educational Electronics Project
đľ Audio Player Modification
â ď¸ **áážááşááťááş**
⢠USB Flash Drive áĄááŻáśá¸ááźáŻáááşáááŻááŤá 5V Power Supply áĄááŻáśá¸ááźáŻáááş áĄááźáśááźáŻááŤáááşá
⢠USB Device áĄááťááŻáˇáááş 3.7V Power ááźááˇáş áĄááŻááşáááŻááşáááŻááşááŤá