INSTEN 25-Feet 3.5mm Stereo Audio Male to Female Extension Cable 25FT Compatible with Apple iPhone 7/7 Plus/S8/S8+ S8 Plus/S9/S9+ S9 Plus Two Stereo 3.5mm (1/8") connectors 25 feet long Use to extend any 3.5mm headphone or computer speaker cable Male and Female connections for stereo input and output Made with quality.