Voice Playback Module Arduino MP3 Player Module UART I/O Trigger Class D Amplifier Board 5W 8M Storage DY-SV8F SD/TF Card Voice Playback Module Arduino MP3 Player Module UART I/O Trigger Class D Amplifier Board 5W 8M Storage DY-SV8F SD/TF Card 1. : The DY-SV8F is an intelligent voice module independently developed by our department. It integrates I/O submodule triggering, UART serial port control, ONE_line single-bus serial port control, and other functions. It has a built-in 5W Class D amplifier circuit, which can directly drive a 4-ohm 3~5W speaker. It supports MP3 and WAV decoding formats. It supports 64Bbit (8Mbyte) flash memory. Audio files can be updated via USB connection to a computer. The module integrates a 3.5mm audio interface, a Micro USB download interface, and a button module. 2. Features: 1. Supports MP3 and WAV decoding formats. 2. Supported sampling frequency (kHz): 8/11.025/12/16/22.05/24/32/44.1/48.3. 24-bit DAC output, dynamic range supports 90 dB, signal-to-noise ratio supports 85 dB.4. Supports 64 Bbit (8 MB) flash memory.5. Supports UART serial port voice control. It can control playback, pause, selection, volume up and down functions, and can store up to 65,535 songs. Baud rate is 9600 bit/s.6. Supports I/O triggering function; 8 I/O ports can trigger 8 songs, or a combination of 8 I/O ports can trigger 255 songs.7. Supports single-wire single-bus serial port control, which can control playback, pause, selection, volume up and down functions. 8>Supports 3-channel configuration I/O for mode selection, achieving 7 working modes. 9>Built-in 5W Class D amplifier circuit, capable of directly driving 4-ohm 3~5W speakers. 3. Parameters: 1>Product Name: DY-SV8F Voice Playback Module 2>Product Model: DY-SV8F 3>Operating Voltage: DC 5V 4>Operating Temperature Range: -20℃~85℃ 5>Operating Humidity Range: 0%~95%RH 6>Dimensions: 35*35*4.5mm 4>Packaging: 1>1 DY-SV8F Voice Playback Module