Product description: Item Type: Serial MP3 Player Module Material: PCB Supporting Frequency (KHZ): 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48. Supporting File Formats: MP3, WAV. Volume: 30 level adjustable volume. Serial Port: UART TTL serial port control playback mode, baud rate is 9600BPS. Power Supply: 3.2~5.2VDC Control: Control logic interface can be 3.3V 5V TTL. Compatibility: Compatible with for LEONARDO, DUE, UNO.
