Astronaut speaker showing 3-input mixer connections

MINNEAPOLIS, MN, March 24 2010-Cetacea Sound Corp announces the Astronaut Speaker Series with patented omni-directional acoustic horns for improved word recognition by students in K-12. This new speaker technology is superior to typical in-ceiling and on-wall speakers in its ability to reproduce the important voice frequencies, especially those in the sibilant range above 5 KHz. more