Quality build that guarantees longevity.Built with an alloy frame, which allows these headphones to be super durable and strong. 57mm titanizing diaphragm ensures quicker transient response to electrical signals and enhanced overall sound performance, delivers dynamic sound, powerful extra bass.You can hear every beat every word. 3D sound effects will give you a lively and stirring experience, especially for movies. Condenser Microphone with a sensitivity of -42dB makes sure that you sound very clear on phone calls. Padded with soft memory foam rich in protein to ensure long-wearing comfort.