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For more detailed setting methods, please refer to the instruction manual:
http://attach01.oss-us-west-1.aliyuncs.com/IC/Datasheet/13751.pdf
5W TF 5V
1.Description:
DY-SV5W is an intelligent voice module developed by the division independently. It integrates I/O subsection triggering, UART serial port control, ONE_line single bus serial port control. Onboard 5W Class D amplifier circuit and can directly drive 4ohm 3~5W speakers.Support MP3,WAV decoding format. Max support 32Gbit(4MByte) TF card memory, can connect the computer to update TF card to store audio files via USB cable.3.5mm audio interface, U disk interface,Micro USB download interface, button module in one module
2.Features:
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>.Support the FAT16/FAT32 file system, with the maximum support 32Gbit(4MByte) TF card and 32Gbit(4MByte) U-disk.
5>.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.
6>.Support I/O trigger function, 8bit I/O ports can trigger 8 musics or 8 I/O combinations to trigger 255 songs.
7>.Support One_line single bus serial port control, which can control playback, pause, selection, turn up and down volume and other functions.
8>.Support 3 configuration I/O for mode selection to make 7 work mode.
9>.Built in 5W Class D amplifier circuit and can directly drive 4ohm 3~5W speaker.
3.Parameters:
1>.Product Name:DY-SV5W Voice Playback Module
2>.Product Number:DY-SV5W
3>.Work Voltage:DC 5V
4>.Size :40*40*9mm


5W 8M 5V
Support MP3 and WAV Decoding Format: onboard 64Mbit (8M bytes) Flash storage, can be connected to a computer via a USB cable to update Flash storage audio files
UART Serial Port Control Voice Broadcast Function: With control playback, pause, song selection, volume addition and subtraction functions. Up to 65535 tracks can be selected, and the baud rate is 9600 bit/s
24-bit DAC output, dynamic range supports 90dB, signal-to-noise ratio supports 85dB
Support 64Bbit(8Mbyte) Flash memory, no memory card required
Built in 5W Class D amplifier circuit and can directly drive 4ohm 3~5W speaker. for more details, please read the user manual.

20W 8M 6V-35V
1.Description:
DY-HV8F is an intelligent voice module developed by the division independently. It integrates I/O subsection triggering, UART serial port control, ONE_line single bus serial port control, Standard MP3 control mode and set by switch on module. Onboard 20W Class D amplifier circuit and can directly drive 1pcs 8ohm/10W or 4ohm/20W speaker. Support MP3,WAV decoding format.Support 64Bbit(8Mbyte) Flash memory. It can connect the computer to update audio files via USB cable.3.5mm audio interface, Micro USB download interface, button module in one module.
2.Features:
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>.Support 64Bbit(8Mbyte) Flash memory.
5>.Support UART serial port control voice broadcast function.It can control playback, pause, next, previous, turn up and down volume and other functions, the largest selection of 65535 songs.The baud rate is 9600 bit/s.
6>.Support I/O trigger function, 8bit I/O ports can trigger 8 musics or 8 I/O combinations to trigger 255 songs.
7>.Support One_line single bus serial port control, which can control playback, pause, next, previous, turn up and down volume and other functions.
8>.Support 3 configuration I/O for mode selection to make 7 work mode.
9>.Built in 20W Class D amplifier circuit and can directly drive 8ohm/10W or 4ohm/20W speaker.
3.Parameters:
1>.Product Name:DY-HV8F Voice Playback Module
2>.Product Number:DY-HV8F
3>.Work Voltage:DC 6V~35V
4>.Load:8ohm/10W or 4ohm/20W speaker(Not include!)
5>.Size :50*50*13mm


20W TF 6V-35V
1.Description:
DY-HV20T is an intelligent voice module developed by the division independently. It integrates I/O subsection triggering, UART serial port control, ONE_line single bus serial port control. Onboard 20W Class D amplifier circuit and can directly drive 4ohm/20W 8ohm/10W speakers.Support MP3,WAV decoding format. Max support 32Gbit(4MByte) TF card memory, can connect the computer to update TF card to store audio files via USB cable.3.5mm audio interface, U disk interface,Micro USB download interface, button module in one module
2.Features:
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>.Support the FAT16/FAT32 file system, with the maximum support 32Gbit(4MByte) TF card and 32Gbit(4MByte) U-disk.
5>.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.
6>.Support I/O trigger function, 8bit I/O ports can trigger 8 musics or 8 I/O combinations to trigger 255 songs.
7>.Support One_line single bus serial port control, which can control playback, pause, selection, turn up and down volume and other functions.
8>.Support 3 configuration I/O for mode selection to make 7 work mode.
9>.Built in 20W Class D amplifier circuit and can directly drive 4ohm/20W 8ohm/10W speaker.
3.Parameters:
1>.Product Name:DY-HV20T Voice Playback Module
2>.Product Number:DY-HV20T
3>.Work Voltage:DC 6V-35V
4>.Size :50*50*12mm

