Velocity(?) 3.5mm Mono Cables from Impact Acoustics are specifically designed to provide quality signal transfer for mono audio and data transfer applications. The 3.5mm cable lets you connect components utilizing a 3.5mm serial data jack such as whole house automation systems or any mono audio device such as a phone system. These cables feature a 27-gauge Oxygen Free Copper conductor, a drain wire, and an Aluminum Foil Shield to reject noise, and Gold plated connectors to ensure a quality connection. Connectors: 3.5mm Mono Male to 3.5mm Mono Male. Fully molded connectors provide strain relief. Foil shielded to prevent unwanted EMI/RFI interference. Gold-Plated connectors.