DY-SV19T integrated IO segmented trigger, UART serial port control, ONE_ Line single bus control, standard MP3 and other 7 working modes; On board 5W class D power amplifier, which can directly drive 4Ω, 3~5W speakers; Support MP3 and WAV decoding formats, and support the maximum 32GB/FAT32 format of memory card (TF Card); It supports external volume adjustment potentiometer. The configuration pin does not need to be welded with pull-up/pull-down resistance, and the USB external pin is reserved to facilitate external download interface.
Product parameters
Working voltage: 3.7-5V
Onboard power amplifier: onboard class D 5W power amplifier
Trigger mode: one-to-one trigger, UART serial port control
Support audio: MP3, WAV
Configuration resistance: no resistance is required, directly connect 3.3V or GND
USB external connection: support
External volume potentiometer: support
TF Card (memory card): Maximum support 32G/FAT32 format