DY-HV20T is an intelligent voice playback module, integrated I/O subsection trigger, UART serial port control, and One_line single bus serial port control. Onboard 20W Class D amplifier circuit and can drive 4ohm/20W 8ohm/10W speakers. Support MP3,WAV decoding format, max support 32Gbit(4MByte) TF card memory, easily update TF card to store audio files via USB cable to the computer.
1, Support MP3 and WAV decoding format.
2, Support sampling frequency (KHz) : 8/11.025/12/16/22.05/24/32/44.1/48.
3, 24-bit DAC output, dynamic range support 90dB, SNR support 85dB.
4, Wide operating voltage: DC6-35V
5, Support the FAT16/FAT32 file system, with the maximum support 32Gbit(4MByte) TF card and 32Gbit(4MByte) U-disk.
6, Support UART serial port control voice broadcast function.It can control playback, pause, selections, turn up and down volume and other functions, the largest selection of 65535 songs.The baud rate is 9600 bit/s.
7, Built in 20W Class D amplifier circuit, can drive 4ohm 20W or 8ohm 10W speaker.
8, Support I/O trigger function, 8bit I/O ports can trigger 8 musics or 8 I/O combinations to trigger 255 songs.
9, Support One_line single bus serial port control, which can control playback, pause, selection, turn up and down volume and other functions.
10, Support 3 configuration I/O for mode selection to make 7 work mode.
11, ESD protection designed for 8 way IOs.
Model: DY-HV20T V1.0
Product name: Voice Playback Module
Work Voltage:DC 6V-35V
Onboard 3.5mm Audio output interface, TF card slot, Micro USB download interface, DIP Switch for IO Mode set.
Working Temperature range:-20℃~85℃
Working Humidity range:0%-95%RH
1 X DY-HV20T Voice Playback Module