Small MP3 Player Module + Voice Control Shield, Sound Board, Support for SD TF Card, For XY-V17B

• Support for MP3, WAV decoding formats.
• Support for three selected IO modes.
• Support for sampling rate (KHz): 8/11.025/12/16/22.05/24/32/44.1/48.
• 24-bit DAC output, support for 90dB dynamic range, SNR 85dB.
• Full support for FAT16/FAT32, maximum support 32G TF card, support for 32G U disk.
• Support for voice transmission control via serial UART, with playback, pause, track selection, and volume adjustment capabilities.
• Maximum track selection: 65535 tracks.
• Support for IO trigger, 8 IO ports for 8 different tracks or 255 tracks.
• Support for One_line single-bus serial port control mode.

Specifications:

• IO0/UART_TX: IO0 input in IO trigger mode, TX in UART mode.
• IO1/UART_RX: IO1 input in IO trigger mode, RX in UART mode.
• IO2: IO2 input in IO trigger mode.
• IO3: IO3 input in IO trigger mode.
• IO4/ONE_LINE: IO4 input in IO trigger mode, data in One_Line mode.
• GND: Ground.
• USB_DM: USB DM signal.
• USB_DP: USB DP signal.
• VDD/5V: Module power supply, input 3.3-5V.
• 3.3V: 3.3V output, maximum current 100mA.
• DACL: Left audio channel output.
• DACR: Right audio channel output.
• Size: 2.6x2.3cm.