This simple patch cable connects your phone or laptop to most audio systems. Minijacks are also known as 1/4″ (quarter-inch), or TRS jack (tip-ring-sleeve) and 3.5 mm jack. They carry a “line-level” signal. - 3.5 mm 1/4″ (male) jack to 3.5 mm 1/4″ jack (male) - Colour: White - Gold-plated connectors - Narrow plug to fit iPhone sockets - Insulation: Double-insulated with Aluminium foil - Sheath: PVC, outer diameter: 3 mm (0.11″) - Conductor thickness: 26AWG - Tinned copper spiral shielding