Remote USB-SD Mp3 Player Module - B

Notice: This item have been sold out and will come back in stock soon

Wiring ：

1)  Power supply: VCC: positive ; GND: negative

2)  Loudspeaker wiring: L +, L-for the left speaker, R +, R-is the right speaker

3)  If you want to use AUX input, please add switching between LINE and AGND,when the lines are short circuited, it switches to the AUX input state directly, and when disconnect,it return the original model.

Note :

1、AUX input should be activated through the use of special small back board.

2、Panel mounting screw is hidden, install the screws and then paste the decorative panel decals.

3、This product hase a built-in stereo amplifier chip, so the 2 4Ω3W speaker can be used by direct connection.

4、Operating voltage is 3.7v-5.5V, current of 1000 mA or so. Without enough current, problems occurs such as changing song automatically or the remote not working and so on (if that is the question, please improve your power supply).

5、If the voltage is too high,it will damage the main chip and power amplifier IC.So you must be careful not to use more than 5.5V voltage.

6、Ther are wiring label on the back, be sure connect the wires correctly.
 

Item List :

1、MP3 module with Panel

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2、Remote Controller
 

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