Apps Headset HiFi ReviewOne month with beyerdynamic Aventho Wireless Bluetooth HeadphoneRagnar HeilApril 29, 2018Oktober 4, 2019 by Ragnar HeilApril 29, 2018Oktober 4, 20190242I have reviewed and tested many wireless Bluetooth Headsets in the past but never an on-ear Headphone with personalized sound profiles and experiences as promised...