Designed for those who appreciate convenience in use and high quality sound. Modern foldable design allows you to carry the headphones safely and comfortably. Amazing sound thanks to 40mm drivers. Soft cushions allow you to listen to your favorite tunes comfortably without feeling tired. Adjustable headband length. Music control remote with built-in microphone. Fitted with a standard 3.5mm connector (will connect to devices such as: laptop, phone, tablet etc) . Lightweight durable headphones let you take your music with you wherever you go. Specification: Speaker: 40mm Microphone: Yes headphone sensitivity: 95 dB Maximum input power: 30mW Material: ABS Impedance: 32 Ohms Cable length: 1.5m Frequency response: 20-20,000Hz Input: MiniJack 3.5mm