Supports MP3, WAV, WMA decoding
Supports FAT16 and FAT32 file systems
Supports up to 32GB microSD card and 32GB USB flash drive, 64MB NOR FLASH
Support sampling rate (KHz): 8/11.025/12/16/22.05/24/32/44.4/48
24 bit DAC output, dynamic range support: 90dB, signal-to-noise ratio support: 85dB
Multiple control modes to choose from: IO control mode, serial port mode, AD key control mode
Can be used in conjunction with power batteries and speakers.
Supports up to 100 folders, each folder can be assigned 255 tracks.
30 levels of adjustable volume, 6 levels of adjustable EQ
Product parameters:
Working voltage: 3.3V-5V, recommended 5V, maximum not exceeding 5.2V
Interface: Pin set interface
Size: 20.65mm x 20.45mm x 1.6mm
Warning: Working voltage: 3.3V-5V, recommended 5V, not exceeding 5.2V
Product application:
Car navigation voice broadcast
Highway transportation inspection, toll station voice prompts
Voice prompts for safety checks at train and bus stations
Voice prompts for power, communication, and financial service halls
Voice prompts for vehicle entry and exit channel verification
Voice prompts for border inspection channels
Multi channel voice alarm or device operation guidance voice
Electric sightseeing car safety driving voice notice
Automatic alarm for mechanical and electrical equipment failure
Firefighting voice alarm prompt
Automatic broadcasting equipment, scheduled broadcasting
