MP3 Audio Player U Disk TF Card Amplifier Decoder Board
- Superior sound quality.
- Onboard 2W mono amplifier(5V power of up to 3W) is directly connected to the speaker (recommendation 4Ω 3W speakers)
- 3.5mm gold plated headphone jack 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 to charge.
- Support TF card (mobile phone memory card) and U disk play mode.
- No soldering with speaker terminals for easy wiring.
- The module is designed to facilitate modification.
Key Operating Instructions:
“Prev / V–” button: “Press” for switching previous song, “long press” for volume down
“Next/v++” button: “Press” for switching next song, “long press” for volume up.
“P / P / Mode” button: “Press” for the “Play/Pause” Switch, “long press” for U disk, TF card mode.
“Repeat” button: “Press” for ¡°single/all song” mode(no long press)