Infrared USB IRDA Adapter The infrared adapter allows users to communicate with the ZOLL AED Plus, Philips and other AED's equipped with IR ports. With the USB IRDA device you can download event data (software required: free online), make software updates, upgrade to new AED guidelines and make changes to the ZOLL AED configuration. The USB IRDA Infrared cable is required to update software for the ZOLL AED Plus battery correction.