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Bi-directional Speaker - Model CAR4-8 | CAR4-8 | GAI-Tronics
Focusonics® - Directional speakers delivering a beam of sound
LA1525SD Ultra Directional Speaker System
HyperSound Glass – The World's First Transparent Directional Speakers - YouTube
Ultrasonic Audio Technologies - The Best Directional Speakers
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Directional Ceiling Speakers - Focusonics
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Directional speakers deliver UN museum message of peace
RCF BD 42 Passive Bi-Directional Wall/Ceiling Speaker, 70V/4 Ohm | Full Compass Systems
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Akoustic Arts by Stradio Directional Speakers | For Retail, Museums, Events and More
Omni-directional single-person speaker on Kickstarter
Acouspade Classic™ - Ultrasonic Audio TechnologiesUltrasonic Audio Technologies
HyperSound HSS 3000 Directional Sound Speakers – Videotel Digital
These directional speakers throw sound in focused beams like a spotlight - Yanko Design
HyperSound HSS 3000 Directional Sound Speakers – Videotel Digital
Bluetooth Mini Portable Directional Speaker for sale, Directional Speaker Company - Audfly
These directional speakers throw sound in focused beams like a spotlight - Yanko Design
DSPPA Ultra Directional Speaker
