I purchased this about two years ago and used it for running. The power button (volume + button) became quite difficult to press starting in August of this year. Although the other buttons and functions work without issue, I am listing this as junk. No claims and no returns accepted. [Included Items] ・Bone conduction earphone body ・Charging cord ・Storage bag ・Instruction manual ・Box (with a sticker, likely from the retailer, on the side) Series...OPENRUN Other features...Junk #Earphones #BoneConduction #Running #Sports #Shokz