Special sale
This board has been installed in the speaker. Because the factory closed down, the decoder board was dismantled to us, and the shell manufacturer sold it as garbage, so this board may be soldered to the speaker wire. We sell it as a second hand. If you mind, please don’t take it. Up
Friends who are interested in buying this power amplifier board DIY, please read all the following introductions first
Shao, if you don’t understand or you don’t know how to use it, please don’t
Shoot.
Due to the particularity of electronic products, there is no warranty, no warranty, unfamiliar friends please do not shoot.
This board is designed with usb sound card, radio, sd card decoder, 2*3W power amplifier
Features
3.3V~5V DC single power supply(Working voltage is 3.3V~5V)
Support TF card (mobile phone card) for playback
Support FM radio(88-108)
Support FAT12, FAT16 file system
Support MP1 Layer3, MP2 Layer3, MP3 Layer3, WAV version of songs
Support 8-448kbps MP3 songs
Support headphone output function
With a two-channel audio power amplifier ic(Power 2*2W)
There are several styles, the chip is the same, but the size is different, we will ship it at will