Allows consistent signal between components using high-quality copperPremium 3.5 mm stereo audio extension cable engineered with soft PVC jacket polished metal connectors and strain-relief rings increases flexibility and durabilityThe cable's flexible jacket is perfect for tight spaces. It does not affect to charge your device with the chargrging cable. The combination of gold-plated connector tips bare copper conductors and braided shielding provides superior cable performance and lossless audio transmissionCompatible with iPhone iPod iPod touch Android and other smartphones MP3 cases or any player with a 3.5 mm Audio Jack