‘Earprint’ headphones are going to be the next buzzy music gadget

Last this month we previewed the Nura headphones, which customize their audio to listeners’ specific ear layout. Now, there’s another company promising to do the same thing, except with earbuds that cost nearly $200 less. The Evens reportedly rely on an "earprint," which users create by indicating when they can hear music playing. This demonstrates the frequencies at which their ears pick up on music, the creators claim.
The test is conducted manually on the earbuds by entering