DC 12V 24V 20W Mono Voice Playback Module, 9-Channel Music Power Digital Amplifier 32Mbit Flash MP3 WAV UART Controller for Arduino

1.Description:
  DY-F20L is a DC 9V 12V 24V 20W Mono Voice Playback Module which can be trigger play by 9 input signal. It is a one-on-one segmented trigger control player that supports MP3 and WAV decoding formats; 9 input signal can be triggered in segments;

  It is a low-level trigger; 6-35VDC wide voltage power supply, direct drive 4-8ohm speaker, maximum output power 30W; It has built-in 32Mbit (4MByte) flash storage and connect to the computer via USB data cable to replace audio files; It can adjust the volume level and can be externally connected with warning lights; Multiple triggering working modes can be set, suitable for various scenarios and applications.

2.Features:
1>.DC 6-35V wide voltage power supply
2>.9-Channel one-on-one trigger interface, triggering up to 9 music
3>.Low level trigger version and directly using GND as a trigger signal
4>.Supports MP3 and WAV decoding formats, and audio file sampling rates up to 48KHz
5>.Built-in 32Mbit (4MByte) flash storage
6>.Audio files can be replaced by connecting the computer with a USB data cable
7>.Equipped with a 20W Class D power amplifier, it can directly drive 4-8ohm, 5W-20W speakers
8>.External warning lights can be connected and voltage is same to input voltage
9>.DIP switch is set with 8 trigger working modes
10>.Potentiometer adjusts volume

3.Parameters:
1>.Work Voltage:DC 6V-35V
2>.Work Mode: 9-Kinds
3>.File Format: MP3,WAV
4>.Speaker Power: 5W-20W
5>.Output Impedance: 4ohm-8ohm
6>.Memory:32Mbit (4MByte) Flash
7>.Audio Output: Active output
8>.Adjust Volume: Yes
9>.Trigger Signal: Low Level Signal(NPN)
10>.Work Temperature:-20℃~85℃
11>.Work Humidity:5%~95%RH
12>.Module Size:50*50*17mm

4.Note:
1>.It is a low-level trigger, and the input port can input a GND signal.
2>.The power must be restarted after switching modes.
3>.Inter-Cut Trigger mode application, where background music is stored in the root directory, and insert music must be placed in the "CHABO" folder. No need "CHABO" folder in others play mode.
4>.The music file name must be a 5-digit number, for example: 00001.mp3 ~ 00009.mp3
5>.Each input port can only control one music file such as S3 just can control music file 00003.mp3.
6>.Please use a USB data cable, do not use a USB power cable, otherwise the computer will not recognize it.

5.Application:
1>.Modified/repair/replace speaker
2>.Amplifier equipment for training/activity site and so on
3>.Car Bluetooth device
4>.Music Festival Party
5>.Family entertainment and leisure
6>.Games and Cinema
7>.Home theater
8>.Security system
9>.KTV singing hall
10>.Home background music

6.Package:
  1pcs DY-F20L 20W Mono Voice Playback Module

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