Koss Corporationhttps://pcaobus.org/form-ap-filings/29298/29298Koss Corporation292989/13/2018 5:33:25 PM201865c5a228-f8d9-4f74-8044-82d337683d4d23Baker Tilly Virchow Krause, LLP5411Koss Corporation56701KOSS0002300034Jason Charles Page0002300034True
Koss Corporationhttps://pcaobus.org/form-ap-filings/11327/11327Koss Corporation113278/29/2017 1:56:51 PM2017b436a379-0218-446f-a130-e3acd2da618c23Baker Tilly Virchow Krause, LLP5411Koss Corporation56701KOSS0002300034Jason Charles Page0002300034True