Devmo Voice Playback Module Mp3 Trigger Amplifier Class D 5W 64Mbit Flash

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, 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 modes. 9>. Built-in 5W Class D amplifier circuit and can directly drive 4ohm 3~5W speaker. The number on the corresponding DIP switch: CON1-Dialed to the digital end is low level (0), dialed to the ON end is high level (1) CON2-Dialed to the digital end is low level (0), dialed to the ON end is high level (1) CON3-Dialed to the digital end is low level (0), dialed to the ON end is high level (1) Parameters Work Voltage:DC 5V Working Temperature range:-20℃~85℃ Working Humidity range:0%-95%RH Size :35*35*4.5mm

Product Features

  • 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



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