KOSS SB45 Headset – USB€55.00 €45.00 KOSS UR10iK Headset 3.5€16.00 KOSS TWS250i Earpods€59.00 KOSS TWS150i Earpods€59.00 KOSS SB45 Headset – 3.5mm€55.00 €45.00 KOSS SB42 USB Headset€69.00 €59.00 KOSS SB40 WB V3 Headset€49.00 KOSS Porta Pro Wireless RW V3€59.00 KOSS Porta Pro Communication On Ear Headset 3.5€52.00 KOSS PORTA PRO CLASSIC Headset On Ear€42.00