Zipper Earphone is a magnificent achievement of headphone engineering, with its unique design and comfortable fit. This modish piece of audio technology is designed with your comfort in mind. Its unique zipper style prevents entangling and is easy to handle. Design- This is an inner ear headphone, meant to cancel out annoying background noise plaguing your hearing so that you can enjoy your music in peace With its long well-formed cord, which allows you unrestricted head movement, and comfortable ear plugs that are easy to wear and doesn't tire you even after an extended wear, this earphone comes in very peppy and chic colours. This fantasti roduct has a frequency response ranging from 20 to 20,000 Hz, and the clarity in sound is designed to rejuvenate your senses 1 Zipper Headphone , Can be used with almost all mobiles with 3.5 mm aux inn.