MP3 Lossless Decoder Board With Power Amplifier MP3 Decoder TF Card USB Disk Decoder Player ModuleItem NO.: MP3 decoding board TF U

MP3 Decoder With Power Amplifier

Product Overview:

1) It supports MP3 format, automatically plays when powered on, and the red LED indicator is updated when playing.

2) Support U disk (32G tested), TF card (16G tested) playback mode; The power on defaults to the TF card mode. If the TF card does not automatically skip to the U disk mode and both devices are installed, you can manually set the playback mode. For details, see the key operation instructions.

3) Press the key to adjust the up and down track switching, volume+-, pause/play, mode switching. For details, please refer to the button operation instructions.

4) Press the key to set the "single/full track" cycle. The power on defaults to full track cycle. Press the "Repeat" key to change the cycle mode

Product Parameters:

● Product name: mp3 lossless decoding board (supporting TF card/U disk)

● Power supply range: 3.7~5.5V

● Product size: 45.72mm * 35.14mm * 12.0mm (L x W x H)

● Color: blue

● Product weight: 11.3g (including packaging)

● Packaging: single module electrostatic bag packaging

● Material: FR4+electronic element

Module Highlights:

● Ultra strong sound quality, on-board 2W mono amplifier (5V power supply can reach 3W at most), directly connected to speakers (4 Ω 3W speakers are recommended), 3.5mm gold plated headphone socket can be connected to headphones or external audio.

● With MicroUSB power supply interface, mobile power or USB charger can be used for power supply through mobile phone data cable, or 3.7V lithium battery and USB 5V power supply can be used (if U disk mode is used, 5V power supply is recommended, and some U disks do not support 3.7V power supply).

● Support TF card (memory card in mobile phone) and U disk play mode.

● Connecting terminal with horn is convenient for wiring without welding.

● The module design is convenient for modification.

Key Operation Instructions:

● "Prev/V -" key: "Short press" means to switch to "Previous" song, "Long press" means "Volume decrease"

● "Next/v++" key: "Short press" means to switch to "next" song, and "Long press" means "volume increase"

● "P/P/Mode" key: "short press" means "play/pause" switch, "long press" means U disk, and "mode" selection of TF card

● "Repeat" key: "Short press" means "single track/full track" cycle switching (no long press function)

● Attention: 1. "Long press" takes about 2s