This Slim Aux 3.5mm cable is designed with your mobile life in mind. The slim connector allows for easy connection into the headphone port of you mobile device while it is still in its protective case. The cable can then be plugged into a car stereo, headphone port or Aux port for audio on the go. Features and Benefits Designed to connect to a portable device while in a protective case Strain relief to prevent damage to the cable Foil wrap shielding protects against EMI/RFI Additional Technical Specifications Electrical Specifications Nominal Impedance: 10M Physical Specifications Conductor Type: 28AWG (7/0.127 TC), x2 Insulation: SR-PVC, ID:0.85 Black x1, Red x1 Drain Wire: 26AWG (7/0.16TC) Shield: Al Foil Wrap Connector: 3.5mm Stereo Plug, Nickle Plated x2 Jacket: Black PVC (Pantone/#Black 6C) Approvals: CE, RoHS.