Motorola S10-HD - The Only Universal BLUETOOTH STEREO HEADPHONES designed to go from WORKING OUT to HANGING OUTSweat Proof for Action - Hydrophobic mesh, silicone seals and encased speakers work together in this new sweat proof design that keeps moisture out and the music flowing.High Definition Audio - Amazingly rich sound from the advanced acoustic design, digital tuning and enhanced bass.Iconic Low Profile Design - This comfortble design has a perfectly placed, easy to operate buttons that allow you to control your music and answer calls effortlessly.Compatibility:- Universal Compatibility. Works with bluetooth technology-enabled smartphones, music players and mobile phones from all leading manufacturers. What"s in the Box:- S10-HD Headphones- 4 Sizes of Ear Cushions- Wall Charger- Quick Start GuideNote: Bluetooth Stereo Profile (A2DP) required.