Custom sound maker says EV is coming
What: Delphi vehicle sound generator
Innovation: Congress has passed a law requiring EVs and hybrids to make sounds warning pedestrians of the vehicles’ presence. The device emits signals and can create distinctive sounds for different brands.
First customer: Renault Zoe electric, 2012
Web site: delphi.com/manufacturers/auto/hevevproducts/sound-generator/vehicle-sound-generator