Mecimapro, the promoter, has finally issued an apology for any discomfort experienced by the audience during the DAY6 concert ...

The use of light signals to connect electronic components is a key element of today's data communication technologies, ...

A standard electret microphone can detect sub-audio "sounds" when some simple equalization circuitry is added.

JYP Entertainment issues an apology for the chaos at the DAY6 concert in Jakarta due to coordination issues with the promoter ...