Customized products with highly integrated functionality. Heart and lung auscultation model control board, used to control the heart and lung auscultation model, achieve model functions, and meet the training requirements of students. Built in high-performance M3 core microcontroller, switches the auscultation position of students through 5-channel isolation relay.
Equipped with a built-in voice module on the touch screen, the output voice is sent to the speaker through an onboard amplifier circuit, supporting a maximum of 4 ohms and 3W full range speakers. The main power supply uses a 12V2A input and a built-in power conversion circuit to convert it to the required voltage. The control mode supports 485 bus control and 2.4GHz wireless control.