Product reviews:
Murphy
2026-01-12 iphone 11 Pro Max
Creating Coherent Sound Beams, Easily ultrasonic parametric speaker
ultrasonic parametric speaker
Hobart
2026-01-16 iphone 7
HIFI ultrasonic directive(parametric ultrasonic parametric speaker
ultrasonic parametric speaker
Leopold
2026-01-13 iphone 11 Pro
Parametric Speaker – TetisTech ultrasonic parametric speaker
ultrasonic parametric speaker
Solomon
2026-01-08 iphone 7 Plus
Soundlazer #SL-01 Open Source ultrasonic parametric speaker
ultrasonic parametric speaker