Earphones

I think it was TBS “The World Unknown To Matsuko” that the genre “sleeping phone” was widely recognized by the world. It was broadcast on September 7, 2021. (It seems…

What kind of conditions do you think of when you say “complete wireless earphones that can be used for business”? Microphone performance? Connection stability? Noise canceling? What should be different…

The real thrill of crowdfunding is being able to get “products that are not yet in the world.” However, even if we can actually raise funds, the road to commercialization,…