This is not directional speaker. using ultrasonic transducers,
audible sound produced by non-linear air characteristics. So there is no
limitation such as cone, magnet, damper, basic structure of traditional speaker. As for the
good separation is carried out. You can hear the musical instruments
such as a vocal, the piano clearly.In addition, there are no headaches
to be caused when you hear a supersonic wave for a long time. It takes
out only audible sound.
This speaker is based on this kit.
If you interested in this new speaker, please let me know your