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With all of Monster's patented features that makes it the leader in Sports Headphones, with more models available than any other manufacturer. This is a great headphone for working out at the gym, with exclusive Monster SecureFit that lets you move freely, yet still stays put. High noise isolation lets you focus, and Achieve is completely sweatproof so you can work hard and listen loud with Monster Performance...
3.5mm audio jack
Monster iSport Achieve In-Ear Headphones