Mini SD Card MP3 Sound Module WTV020-SD-16P

This Mini SD Card MP3 Sound Module WTV020-SD-16P have the main chip selection WTV020-16S and WTV020-20S package chips. Voice updates directly through an SD card reader on a PC replacement. Control is also an SD card stored in TXT file changes. The module supports the FAT file system. Support and ADPCM WAV file playback. Supports two-wire serial control mode, key methods and UART232 serial manner. Automatic speech recognition and speech sample rate format.

Features :

• Support plug-largest-capacity of 1G SD card
• Automatically identify audio files
• Can load WAV audio at 6KHz ~ 16KHz sample rate
• Can store up to 512 Section voice
• Support for micro-processor and key control
• With power-down save operation data function
• Support combination of documents playback, including the mute combination
• Quiescent Current: 16uA (do not insert SD card)
• Support play 4 Bit ADPCM format file
• Can load AD4 audio at 6KHz ~ 32KHz and 36KHz sampling rate
• 16bitDAC and PWM audio output
• With WTV020-SD-20S, WTV020-SD-16P two module types
• Can play any paragraph of the voice
• Can be loaded voice without software, just need to place voice into the SD card
• Operating voltage: DC2.5 ~ 3.6V