https://pressroom.prlog.org/Sound_Ocean/ About Sound Ocean Systems, Inc. - Sound Ocean Systems, Inc. (SOSI) is a Redmond, Washington based maritime equipment company located in the Pacific Northwest. SOSI has designed and built quality marine systems, equipment and components since 1978. https://www.prlog.org/10402756-sound-ocean-systems-inc-announces-the-sea-guide-handheld-diver-gps.html The Sound Ocean Systems, Inc. Sea Guide gives recreational divers the ability to mark and relocate dive sites, wrecks, reefs, or other subsea items of interest—divers will spend less time searching and more time exploring with our underwater GPS.Thu, 05 Nov 2009 23:51:42 GMT