Focusonics® - Directional speakers delivering a beam of sound
HSS Directional Speaker - InterpretationShop
These directional speakers throw sound in focused beams like a spotlight - Yanko Design
Directional Ceiling Speakers - Focusonics
Analogue Directional Speakers: How to Make and Test Different Types of Parabolic Reflectors? (TfCD) : 10 Steps - Instructables
Directional loudspeakers - How they work - Explain that Stuff
Introduction to Directional Sound with Panphonics Electrostatic Speakers | Panphonics
Premium Bluetooth Directional Ultrasonic Speaker for Speech and Home - China Ultrasonic Speaker, Directional Speaker | Made-in-China.com
Different Types of Super Directional Speaker , Uni-directional Speaker Manufacture - Audfly
Directional sound system and other directional speakers - Waves system
Directional loudspeakers | lb lautsprecher und beschallungstechnik gmbh
These directional speakers throw sound in focused beams like a spotlight - Yanko Design
Directional audio speakers made from glass introduced - Inavate
THE DIRECTIONAL - MYVOX
Omni-directional single-person speaker on Kickstarter
Bosch LS1-OC100E1 Hemi-directional loudspeaker - Soundgear Australia
DSPPA Ultra Directional Speaker - Guangzhou DSPPA Audio Co., Ltd.
Directional sound system and other directional speakers - Waves system
Directional speaker delivers personal sound, sans-headphones
Neurotechnology Introduces Focusonics Ultrasonic Directional Speaker
Akoustic Arts by Stradio Directional Speakers | For Retail, Museums, Events and More
Ultrasonic Directional Speaker with Focused Audio Technology Speaker for Museum | eBay
Do parametric speakers exist for home theater and are they good enough to centralize sound so it can't be heard in the next room? - Quora
Ultrasonic Audio Technologies - The Best Directional Speakers
