Vesper

Web Site
http://vespermems.com/
Products
5 Part Numbers
Vesper Introduction
Vesper - Vesper offers the first piezoelectric MEMS microphones that withstand real-world use in smartphones and other connected devices. Vesper’s are the only MEMS microphones rugged enough to withstand water, dust and particle contaminants and enable battery-powered always-on voice-first applications.
Vesper Products