This is a wav player module that is based on 12-bit DA converter chip MCP4921. It can play up to 22KHz, 12bit uncompressed wav audio files of any length with the MCU mother board and SD card. It can directly connect to headphone and the power amplifier speaker. It is especially popular in the metro, ATM machines, electronic bell chime that needs to provide tones.
Features:
- Use rail-to-rail operational amplifier, to ensure high audio quality output
- Can play wav songs, audio
- Working voltage: 4.75~5.25V DC
- Playback formats: wav
- On-board headphone jack
- On-board volume adjust dial
- It is great for DIY
- Applications: Metro, ATM Machines, Electronic Bell voice broadcast system.
