Bone conduction headphones offering high-quality sound and a comfortable fit. Purchased on a flea market site as a nearly unused item, originally bought at Yamada Denki on September 29, 2025. I am selling them because I will be using a different model. Used about twice, and there are no signs of wear and tear such as scratches. As shown in the photos, a 2-year warranty and the original purchase receipt are included. - Model Name: OPENRUN PRO 2 - Accessories: Charging cable, instruction manual, warranty - Case Type: Hard case - App Compatibility: Shokz App - Warranty: 2-year global warranty Thank you for looking.