- Mix your tracks with this Hercules headphones - its passive noise-isolation lets you hear every note clearly - Its circumaural design encloses your ears, so you can pick the tiniest detail of your mixes without any distortion - With a frequency response of 15 to 22000 Hz, it gives youlifelike sound and deep bass - It has a 3 m spiral cable, so you can bust out a move while playing your favourite beat - Wear them comfortably all day, thanks to the soft ear pads and adjustable headband