Supports FAT file system for SD cards.

Supports playback of 4Bit ADCPM format files.

Automatically recognizes voice files.

Supports control via microprocessor and buttons.

Can play any paragraph of voice.

Stores operation data upon shutdown.

Loads voice onto the SD card without software assistance.

Supports combinational playback of files (including silent combinations).

Memory contents are categorized by file.

• Capacity: 32M to 1G SD card
• Sampling rate: 6KHz to 32KHz, 36KHz for AD4 sound, 6KHz to 16KHz for WAV sound
• Audio output: 16bit DAC and PWM
• Maximum voice capacity: 512 voices
• Module types: WTV020-SD-20S and WTV020-SD-16P
• Operating voltage: DC 2.6 to 3.6V
• Shutdown current: 16 uA (when SD card is not inserted)
• Applications: Vehicle electronic product, smart housing systems, medical device voice prompts, household appliances, etc.

Package includes: 1 x MP3 voice module