Black earphones with a comfortable fit, employing bone conduction technology. - Model Name: OPENRUN PRO 2 - Color: Black - Storage Case: External item - Type: Bone conduction earphones Thank you for viewing. This is the Shokz Open Run Pro 2. I used it for a couple of days, but it didn't quite suit my taste, so I'm putting it up for sale. It's in very good condition with no scratches, but please understand that it is a used item. *Instruction manual is missing. Retail price: 27,880 yen