The Ecko Lace Earbud Headphones provide premium sound quality, compact size, and sleek design and Includes 3 different sized silicone ear buds to fit your personal inner ear size. Ecko Lace Earbud Headphones give you a high intensity listening experience with crisp, clear sound and deep bass. They will works with any iPod, mp3 player, CD, portable DVD, PSP, MD, and Laptop. The Ecko Lace Earbud Headphones have a 3.5 mm audio jack for premium, no-loss sound connection to your audio device, a built-in mic and control switch works for iPhone, ANDROID, Blackberry and any phone with a 3.5 input jack. The Ecko Lace Earbud Headphones are a Nylon cable construction and Includes a travel bag.