Pioneer HDJ1000 Pro DJ Headphones Large Diameter Speaker Unit High power input (3000mW) for monitoring a high level of sound, and a hermetically sealed body with high sound-insulating ability. Folding Housing With Universal Joints Joints allow you to fold the headphones for space-saving and to turn them in each direction for free style single ear sound monitoring. Soft Touch Housing Designed with DJs in mind, the housing can rest against the shoulders for stability and comfort. Stereo / Mono Selector The selector allows you to mix right and left channel signals for single ear monitoring. Cord Assembly (available as service part) Design and specifications are subject to change without notice. All product names and company names are registered trademarks of their respective owners.