I am selling the highly popular KBEAR bone conduction earphones, KB02, with a lot of extras. * Recommended re-cable NICI HiFi-20 (4.4mm 2pin) with case * Ear tips, horn type, size M (used, please discard if you are concerned) * 3 types of cases * NICEHCK brand mesh case (can store earphones one ear at a time) All original accessories are unused. These are fun earphones with booming bass. They pair perfectly with the bass-boosting Nici-20. I will ship from Hokkaido with the shipping fee paid. Please feel free to ask any questions. Hybrid Hi-Fi earphones with a dynamic driver that utilizes bone conduction technology. - Model Name: KB02 - Driver Type: Dynamic Driver - Features: Bone Conduction - Materials: Beryllium diaphragm, resin shell - Accessories: Carrying case, cable, replacement ear tips - Finish: Hand-polished Thank you for looking.