WT2003B02 MP3 sound module, is a powerful MP3 module with newly high quality, support MP3, WAV audio decoding,built in WT2003S mp3 sound chip, meet customer’s demand from many aspects. Support file name specified play and indexing serial number play two play mode, more flexible to organize the audio file. Can classify by folder, play according to appointed file name in folder or indexing serial number. Support SD card and U disk storage, with mass memory.
Features:
☆Support WAV, MP3 audio format
☆Support 8~48KHz sampling rate, 8~320Kbps bit rate MP3 audio file.
☆Support 8~44.1KHz sampling rate WAV audio file.
☆Use SD card and U disk as storage, change audio freely, maximum support 32G SD card and 32G U disk.
☆Through USB interface to change SD card audio.
☆Support key control and UART asynchronous serial communication simultaneously, with standard interface protocol, and stronger function, more flexible and convenient control.
☆Support inter-cut play between different storage.
☆Support combination play.
☆Inner 1W amplifier, directly drive 8ohm/1w speaker, with 32-level volume.
☆DC 5V power supply.
Pin Description:
![WT2003B02 MP3 Sound Module]( "WT2003B02 MP3 Sound Module")
![WT2003B02 MP3 Sound Module]( "WT2003B02 MP3 Sound Module")
Application:
☆audio player
☆chanting box
☆mantra box
☆music player
☆car music/car audio system
☆warning sound on vehicles
☆security alarm system
☆clock
☆automatic school bell ringing systems
☆ 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;