Amazon.com: ELTEM/PROPA-U50 / Directional Loudspeaker, Directional Speaker, Ultrasonic Speaker, Directional Sound System for Museums, Exhibits, Art Gallery and Digital Signage – Black
Super directional speaker kit - SWITCH-SCIENCE
Parametric speaker | takafumi ide
Parametric Speakers - Focusonics®
Applications of Ultrasonic Directive Speakers - Audfly Technology (Suzhou) Co., Ltd.
Parametric Speakers - Focusonics®
Soundlazer reveals second generation parametric speaker
Soundlazer "Snap" - The Directional Parametric Speaker by Richard Haberkern — Kickstarter
Ultrasonic Sound Gun (Parametric Speaker) - YouTube
Ultrasonic Parametric Speaker | Focused Directional Speakers | Speakers Sound Array - Speakers - Aliexpress
Buy Ultrasonic Directive Speaker Online Italy | Ubuy
HIFI ultrasonic directive(parametric) speaker kit(assembled)10mmx48pcs | eBay
Ultrasonic Sound Gun (Parametric Speaker) - Hackster.io
Buy Parametric Speaker Experiments kit(Assembled) Online at desertcartKUWAIT
Parametric Speaker Test - YouTube
Parametric Speaker – TetisTech
Ultrasonic Parametric Speaker Testings - "Sound Lazer" - YouTube
ultrasonic directional speaker with 40kHz frequency Parametric Speaker System for museum - AliExpress
Sensors | Free Full-Text | Construction of an Omnidirectional Parametric Loudspeaker Consisting in a Spherical Distribution of Ultrasound Transducers
A" Speaker, fires directional specific sound "like a laser" using ultrasonic technology. 300% funded in 48h. : r/shittykickstarters
Parametric sound - Ultrasound Research Group
SRAY : World's Smallest Directional Speaker | Indiegogo
Homebrew parametric speaker - Make:
Parametric Speaker
Parametric Speakers - Focusonics®
