Features: - Compatible with iPhone, iPod, iPad, Macbooks, and other devices with 3.5mm stereo output. - Built in mic and switch (for phone and iPod control) - Sound isolation design with 4 sizes of seals included for a custom fit. - Tangle free braided cord. - Precision tuned acoustics *This item has a 90 day warranty. *This product is Recertified. A recertified product is one that is returned by a customer, for whatever reason, and then restored to original working condition after undergoing an intensive inspection process by qualified technicians. The recertified product is then offered at a substantially discounted price. All stock of our current products are guaranteed to be in working condition and have been successfully tested for optimal performance. 7 day return policy is in effect for both in-store and online purchases. See in store for more details.