Features: 1.OD2.2 optical fiber audio cable 2.durable and strong 3.suitable for square to square Optical fiber interface Specifications: Color:Black Quantity:1PC Size:1M 2M 3M 5M 8M 10M Material:PVC Package Include:1PC Fiber Optical Audio Cable Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.