MP3 Sound Board with on-board 10Watts Amplifier Triggered by 4 ButtonsMP3 Sound Board with on-board 10Watts Amplifier Triggered by 4 ButtonsMP3 Sound Board with on-board 10Watts Amplifier Triggered by 4 Buttons

MP3 Sound Board with on-board 10Watts Amplifier Triggered by 4 Buttons

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List price:
$ 23.00
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Product Description

FN-BC04 is a high quality MP3 sound module developed by Flyron Technology Co., Ltd. Equipped with an on-board 10W amplifier, the module can be controlled by 4 separate buttons hooked up to the ‘one-on-one’ inputs terminals and by UART R232 serial port working with a MCU. Great audio output, industry-grade design and strong anti-jamming capability make it possible to be used for many different applications.


1). With high quality audio decoder, supports MP3 and WAV audio formats.

2). Sampling rates supported: 8/11.025/12/16/22.05/24/32/44.1/48(KHz).

3). 24 bit DAC output and supports dynamic range 90dB and SNR 85dB.

4). Supports one-on-one 4 button trigger control mode and RS232 serial port control mode.

5). In button control mode, it plays back 4 sounds one-on-one by negative triggering.

6). Uses micro SD card and the built-in SPI flash memory for storage devices.

7). Built-in a 4MB SPI flash memory by default, and supports max. 16MB.

8). Supports max. 32GB micro SD card.

9). Possible to load audio files to the flash memory directly via the micro USB connecting with computer like

using a USB flash drive.

10). Equipped with a mono 10 watts amplifier that can drive a 10 watts speaker directly.

11). Equipped with a 3.5mm audio jack for stereo output that can drive an earphone directly or connect with an external amplifier.

12). Adjustable sound volume with the potentionmeter.

13). Wide range for power input(DC8-24V).

14). PCB size: 52mmx49mm

Technical Parameters

1). Working voltage: DC 8V-24V

2). Working current: ≤400mA (Input: DC12V)

3). Power Consumption: ≤10W

4). On-board flash memory size: 4MB

5). Audio format: MP3 and WAV

Connections for Buttons/Switches

K1, K2, K3 and K4 are representing Normally Open (N.O.) manual buttons. TX port and RX port are used to connect with a MCU, through which sending serial commands to control the module. Please refer to the connection example below.

Note: We will send a link to you to download the user’s manual(instructions) of this module for more details after you place an order. If you have any questions, please feel free to contact us as per our contact information below.

Packaging Details

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