By GadgetsSTS ::: Sweat-protected materials Durable and thoughtful design protect the internal components from moisture and the accumulation of sweat, Wireless Magnet Headset Bluetooth Headset Sports Handfree Stereo Headphone lightweight body allows you to wear more comfortable, It has a sweatproof design and with wireless audio range of 33 ft, you can roam around the house with uncompromised sound quality, It is compatible with various brands of Bluetooth phones and Bluetooth notebooks, tablet PCs, MID, etc, Weighting only 0.6 oz and coming with interchangeable ear buds and hooks, the headset will stay comfortable on your ears even when you are moving around,This is GadgetsSTS Branded Product which is compatible to all smartphones # One year replacement warranty T & C Apply