TL;DR: Skoda developed the DuoBell, a mechanical bicycle bell designed to be heard through active noise cancellation headphones. Skoda said research f...
Android Authority·
Read more about Skoda DuoBell targets 750Hz-780Hz ANC gap TL;DR: Skoda developed the DuoBell, a mechanical bicycle bell designed to be heard through active noise cancellation headphones. Skoda said research f...