This is likely a shielded cable for a guitar. Since the functionality hasn't been confirmed, it's being sold as junk. High-quality black phone cable set of 2, 1/4 inch jack specification. - Type: Phone cable - Color: Black - Connector type: 1/4 inch jack - Quantity: Set of 2 As this is a junk item, we cannot offer support after purchase to prevent any issues. Please understand this before purchasing. Thank you for viewing.