WT2003 B03 is a new MP3 module with powerful function and high quality, satisfying customer’s needs from many aspects. It has two play modes. One is the specified root directory file name play and the other is the specified index order play. It is available to build folder to classify, playing according to the file index order of the folder. SPI-FLASH (8~128Mbit), SD card(Max 32G) and U disk(Max 32G), these three kinds of memory are all supported.
Features:
☆Support sample rate 8~48KHz, bit rate 8~320Kbps MP3 audio file.
☆SPI-FLASH, TF card and U disk as memory, free to change audios, maximum support 32G TF card and 32G U disk (FAT or FAT32).
☆SPI FLASH can store 2047 pieces of audio.
☆Free to change audio files of TF card through USB interface(XP system, WIN7 system, WIN8 system).
☆Available to copy audio files to SPI-FLASH via TF card or U disk TF, offline audio changing.
☆Support both key control and UART asynchronous serial communication, universal standard interface protocols, more functional, more flexible to control.
☆Support inter cut between different kinds of memory.
☆Built in 1W amplifier, direct to drive 8 ohm/1W speaker, loud voice, 32 levels volume for option.
☆DC 5V power supply.
Pin Description:
![WT2003B03 MP3 Module]( "WT2003B03 MP3 Module")
![WT2003B03 MP3 Module]( "WT2003B03 MP3 Module")
Application:
☆Vehicle navigation voice broadcast
☆ Transportion inspection, toll station voice prompt;
☆ Railway station, bus station security check voice prompt;
☆ Electric power, communication, financial business hall voice prompt;
☆ Vehicle access way verification voice prompt;
☆ Public security frontier inspection channel voice prompt;
☆ Multi-channel voice alarm or voice guidance of equipment operating;
☆ Electric sightseeing car safety driving voice warning;
☆ Mechanical and electrical equipment fault automatic alarm;
☆ Fire voice alarm
☆ Automatic broadcasting equipment, timing broadcast;
☆ Early education machines and toys for children;
☆ Smart home appliances;