Description
MP3 file format:
support all bit rate 11172-3 and ISO13813-3 layer3 audio decoding
Sample rate support (KHZ): 8/11.025/12/16/22.05/24/32/44.1/48
support Normal, Jazz, Classical, Pop, Rock and other sound effects
UART interface: standard serial port, TTL level, baud rate can be set
Input voltage: 3.2V-5V (best 4.2V);
Rated current: 20ma


