Overview
WT2003M04 launched by Waytronic, which is high tone quality MP3 module, support MP3 audio decode, adopt SOP16 packing main control, smaller volume, fast response. Inner SPI-FLASH as storage, with USB interface, through PC to change audio in FLASH, with function of USB sound card. Inner 1W amplifier, drive 1W horn directly, use easily.
Features
Support MP3 format
Adopt SPI-FLASH storage (4Mbit-128Mbit), rewritable function
Through USB interface and collocate MCU software download audio file to SPI FLASH
With function of USB sound card
Support one-line serial control and key control simultaneously
Support up to 3584 sections audio
Inner 1W amplifier, drive 8 ohm/1W horn directly, there are 16 levels volume can be choose
Power supply: DC5V
Technology Specification
Name | Function |
Audio format | Support MP3 audio format of 8-48KHz sample rate, 8-224Kbps bit rate, 16bit MP3 audio file |
Storage | 4Mbit~128Mbit SPI-FLASH |
USB interface | Full speed 2.0 |
Supply voltage | DC3.3-5V |
Rated current | 25-250Ma(related of load) |
IO port level | 3.3V TTL level |
Size | 34mm*30mm |
Working Temperature | -40-85 degree |
Humidity | 5%-95% |