Decoder Board Power Amplifier Board Bluetooth-compatible MP3 Audio Accessories

I. Features:

1. Dual decoding supports music in MP3/WMA/WAV/FLAC/APE format;

2. Support bluetooth-compatible call function;

3. With power amplifier 2*3W, it can pull 2 3W speakers at the same time;

4. Support TF card interface, support USB interface (U disk);

5. Support external audio input LINE IN;

6. Support radio FM, search frequency band (87.5MHZ-108.0MHZ);

7. Buttons: three-button multi-directional control, VOL-/AUTO/VOL+;

8. With charging function.

II. Operation Guide:

1. OFF/ON: When the switch is in the OFF position, it is turned off, and in the ON position, it is the power-on position;

2. VOL-button (previous song/volume down): in MP3 state, VOL-short press is the previous song, long press is the volume decrease; in FM state, short press is to increase a station number; in Bluetooth-compatible Under the function, a short press is the previous song on Bluetooth-compatible, and a long press is the volume down;

3. AUTO button (play/pause): in MP3 state, short press AUTO to play/pause; in FM state, short press to play/pause, short press to automatically close and save the station; short press to play in Bluetooth-compatible function /Pause; long press the AUTO button to switch between USB / TF / FM / audio input LINE IN / Bluetooth-compatible function in turn.

4. VOL+ button (next song/volume increase): in MP3 state, short press VOL+ for the next song, long press to increase the volume; in FM state, short press to decrease a station number; in the Bluetooth-compatible function Short press for the next bluetooth-compatible song, long press for volume down;

III. Specifications:

Main control IC: Jerry AC6826A

Bluetooth-compatible IC: Jerry AC6826A Bluetooth-compatible version is version 5.0

With Bluetooth-compatible call function, the power supply voltage is 5V, and the current requirement is more than 2A

Music format: MP3/WMA/WAV/FLAC/APE lossless format music

Power: 2*3W, connect 2 3W speakers

Radio FM frequency: 87.5 mdash;107.5 MHZ

Support function introduction: support MP3 / USB / TF / LINE IN / FM / Bluetooth-compatible / DC 5V

About the structure: Panel size: 71 * 22 MM, the depth of the board is 26 MM, the distance between the two screw positioning holes is 59MM

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