Orders of 2 or more will receive a free gift.Product description 1. [Latest Bluetooth 4.2 Technology]: The advanced Bluetooth CSR8635 pset gives you faster transmission and lower latency. The radio range is up to 10 m. Enjoy unrupted phone calls and music. Compatible with iPhone, iPad, Galaxy series, Xpiria, Google Nexus, Android phones, tablets, etc. 2. [Lightweight and Sweatproof]: The unique design eliminates annoying cables so that they don't get tangled while running, jogging, cycling or exercising. The ergonomic design of the headphones ensures a perfect fit. Even if you run or jump, the headphones will not fall on your ears. Absolutely sweatproof and designed for first-class comfort. 3. [SUPERIOR Hi-Fi STEREO]: The headset provides crystal clear stereo sound in Hi-Fi stereo quality. Great for soundtras, o books, and relaxing music. Get rid of the noise and cables and enjoy the purest music 4. [Long battery life]: The new and improved lithium polymer battery can continuou play up to 12 hours of music or 13.5 hours of phone calls, enjoy unrupted music enjoyment and the charging time is only 2.5 hours. Perfect gardening for pruning, exercising, jogging, fitness, etc. Enjoy music on the go all day 5. [Scope of delivery]: Marathon headset [2. First generation], 2 ear pads, USB charging cable, transport case and operating instructions.