6PCS 2-Channel Optocoupler Adapter for Microcontroller Interface Isolation

TPA3110 30W Single Channel Digital Audio Board PCB DC 8V to 26V Input

4PCS Vibration Sensor with DO and ADO Output for Microcontroller Boards

50A 100A Hall Effect Sensor ACS758LCB PCB Board for Microcontroller Use

Electronic Vibration Switch Kit 4PCS Piezo Sensor for Microcontroller Use

Optocoupler Isolated 5V 1-Channel Relay 2PCS Set for Industrial Control Systems

Digital Sound Board with TPA3100D2 Chip 20W per Channel DC12V-22V Class D