S20F Welding Terminal Version 20W MP3 Voice Module USB to TTL Serial Port Control MCU Control Trigger Custom Audio

S20F Welding Terminal Version 20W MP3 Voice Module USB to TTL Serial Port Control MCU Control Trigger Custom Audio Description

6-35V power supply
Can be connected to active speakers
Drive 20W speakers
USB replacement audio files,Onboard 64Mbit (8M bytes) storage
Serial UART control playback,Relay output (alarms linkage)

Power input:6-35VDC
Power output:5V
Digital input and output:BUSY, UART_TX, UART_RX
high level:2.7~3.3
low level:0~0.3
Use a USB-Type C data cable to connect the module to the computer, identify it as a USB flash drive, and copy the audio files directly into Just go Note: The audio file name format is 5 digits, for example: 00001.mp3; 65535.mp3
(The product printed words depending on the batch, but this does not affect use)
Color: As Shown
Material: PCB

Package Contents:
1*S20F Welding Terminal Version

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.