Parametric Sound Business Update
HENDERSON, NEVADA, May 23, 2011 – Parametric Sound Corporation (OTCBB: PAMT), a leading innovator of directed audio products and solutions, announced that it has achieved important milestones and is on track to commercialize its superior HSS®-III directed audio solution. Recent progress, plans and events include: Completed testing of first production HSS-3000 directed audio systems, including improved…