CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
3 position infrared opto receiver board used in Capcom AIRBORNE pinball machine in conjunction with A0018401 transmitter board.
Reference:
A0018401 transmitter board assembly
B0015604 pcb receiver
A0018501-S receiver board assembly
B0015702 pcb transmitter