4 Buttons Triggered MP3 Player Board with 10W Amplifier and Solder Pads

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About 4 Buttons Triggered MP3 Player Board With 10W

Features: With high quality audio decoder, supports MP3 and WAV audio formats. Sampling rates supported: 8/11.025/12/16/22.05/24/32/44.1/48(KHz). 24 bit DAC output and supports dynamic range 90dB and SNR 85dB. Supports one-on-one button control mode and UART serial port control mode. In button control mode, it plays back 4 sounds one-on-one by negative triggering. Uses micro SD card and the built-in SPI flash memory for storage devices. Built-in 4MB SPI flash memory by default. Supports max. 32GB micro SD card. Possible to load sound files to the flash memory directly via the USB connecting with computer like using a USB flash drive. Built-in a 10 watts amplifier that can drive a 10 watts speakers directly. Adjustable sound volume with the potentionmeter. Wide range for power input(DC9-24V). PCB size: 46mmx46mm Technical Parameters: Working voltage: DC 9V-24V Working current: ≤400mA (Input: DC12V) Power Consumption: ≤10W On-board flash memory size: 4MB Audio format: MP3 format 32Kbps-320Kbps Download documentation here: http://www.electronics123.net/amazon/datasheet/FN-BC04%20MP3%20Sound%20Board%20User's%20Manual.pdf