SHOKZ OPENRUN Mini, lightweight and comfortable bone conduction headphones. - Brand: SHOKZ - Model Name: OPENRUN Mini - Type: Bone Conduction Headphones - Color: Black - Accessories: Includes what is shown in the photos and a charging cable. There is a rattling sound coming from the part that touches the left ear. Something inside seems to have come loose. The 2-year warranty has expired, so it cannot be repaired. The sound also stopped working on September 4th. Please purchase as a junk item. Thank you for viewing.