Sep 12, 2017 SOURCE: PR Web
Ultra Electronics Announces the HyperSpike® HS-10 Portable...

Ultra Electronics USSI is pleased to announce the HyperSpike® HS-10 portable acoustic hailing device with superior voice intelligibility.
(PRWeb September 12, 2017)
Read the full story at http://www.prweb.com/releases/2017/09/prweb14683338.htm