Omni-directional single-person speaker on Kickstarter
Directional sound system and other directional speakers - Waves system
Directional speaker delivers personal sound, sans-headphones
LA1525SD Ultra Directional Speaker System
These directional speakers throw sound in focused beams like a spotlight - Yanko Design
Ultrasonic Acouspade Directional Audio Speakers - Xinc Technologies
These directional speakers throw sound in focused beams like a spotlight - Yanko Design
Ultrasonic Acouspade Directional Audio Speakers - Xinc Technologies
Indoor Directional Sound Speakers，Uni-Directional Speaker - Audfly
Akoustic Arts by Stradio Directional Speakers | For Retail, Museums, Events and More
Directional speakers deliver UN museum message of peace
Ultrasonic Acouspade Directional Audio Speakers - Xinc Technologies
Black Color Audfly Wall Mounted Ultrasonic Museum Soundbeam Directional Speaker - AliExpress
Ultrasonic Acouspade Directional Audio Speakers - Xinc Technologies
Redback 20W 100V IP65 EWIS Bi-Directional Sound Projector PA Speaker - Altronics
Directional loudspeakers - How they work - Explain that Stuff
Directional sound system and other directional speakers - Waves system
Directional loudspeakers | lb lautsprecher und beschallungstechnik gmbh
Acouspade Classic™ - Ultrasonic Audio TechnologiesUltrasonic Audio Technologies
Soundlazer "Snap" - The Directional Parametric Speaker by Richard Haberkern — Kickstarter
Directional Ceiling Speakers - Focusonics
Buy Directional Speaker Model B - Focusonics®
Directional Ceiling Speakers - Focusonics
Focusonics® - Directional speakers delivering a beam of sound
