Earldom Presents Quality and Affordability 1. Features: 3.5mm interface to lightning , applicable for Apple mobile phone. Plug and play. No need bluetooth. 2.Material: aluminum alloy shell + nylon braided wire 3. Unit package size: 70 * 150 * 20MM, weight: 23.8g 3. Product structure: 3.5mm interface to lightning 4. Microphone: support 3.5mm connector headphones Plug and Play