Ultrasonic speaker lets you whisper to people 30 metres away

The word-recognition system was then paired with wearable speakers that played an ultrasonic recording of the words that a person whispered or mouthed. The speakers emit ultrasound in a narrow beam, at a six-degree angle, so that only people directly in …
( read original story …)

Related Post

Acoustic Audio by Goldwood Surround Floorstanding ...
views 0
This acoustic audio tower speaker system Features a contemporary design and is a stylish addition to any home. This multi-functional powered system Fe...
SmartSpeed® Portable Bluetooth Shower Speakers Wir...
views 0
Mini body Ultimate enjoy Weight: 4.5oz Dimensions: 3.4 X 3 X 1.6 inches Features - Streams incredible stereo sound with full range output, crysta...
Win a Sound BlasterX Kratos S5 speaker system in o...
views 0
You can get some really great sound out of these speakers. The quality wood construction and huge sound are worth the asking price. Here we are with o...
Lamborghini's New Carbon Fiber Speaker Costs ...
views 0
iXOOST to create a one-of-a-kind docking station and speaker, inspired from the Lamborghini Aventador. The system nicknamed the Esavox, has been built...
Creative ZiiSound D3x Bluetooth Wireless Speaker
views 0
The Only Wire left is the Power Cord. Creative takes wireless entertainment further by removing all connecting wires from a wireless multi-speaker sys...
HQRP AC Adapter for Harman Kardon SoundSticks I, I...
views 3
Compatible With: Harman Kardon SoundSticks I, II, III, 1, 2, 3 Multimedia Speaker System Sound Sticks Power Supply Cord 16V 1.5A NU40-2160150-I3 NU402...
5 Klipsch R-5502-W II In-Wall LCR Speaker – ...
views 0
Klipsch R-5502-W II In-Wall LCR Speaker - Each (White)The R-5502-W II in-wall left, center or right (LCR) speaker has what it takes to deliver compell...
Ryobi Launches Speaker With SKAA Wireless Technolo...
views 0
Ryobi has launched its new Score wireless speaker system. Now available and sold exclusively at The Home Depot, Score utilizes SKAA technology from El...