Tilt-pipe acoustic chamber Designed with ear-canal ergonomics in mind, the EP-660 features a unique tilt-pipe acoustic chamber that reproduces music with full-range smoothness. Excellent noise isolation Noise isolation capability The in-ear design isolates ambient noise by sealing in the sound. 9mm Neodymium drivers Pristine audio High-performance 9mm Neodymium drivers deliver a dynamic full-range bass response optimized for listening with MP3 players, iPods, iPads and tablets. 3 different sizes of supplied earbuds Perfect fit Soft silicone earbuds* are supplied in S,M,L sizes for personalized comfort fit. Choose your favorite colour Color your music Comes in a choice of 5 vibrant colors - Pearl White, Cobalt Blue, Ruby Pink, Lime Green and Magna Black - to match your style! For more info, https://sg.creative.com/p/archived-products/ep-660 Please contact me if interested.