Sennheiser HD 200 Pro Bundle Overview The HD 200 Pro Monitoring Headphones from Sennheiser are a closed, around-ear design that offer powerful and detailed sound for every monitoring task with an efficient ambient noise reduction. They can be used to focus on your mix at home, in your studio, or during live events, and more. They have a frequency response of 20 Hz to 20 kHz and deliver accurate sound reproduction. The headphones are built with soft ear cushions for a superior fit and are comfortable to wear for extended hours. Their materials are chosen carefully. A single-sided 6.6' cable is included with a 1/8" mini-jack connector. In addition, a 1/4" stereo jack adapter is also included.It comes with a Headphone Holder with Padded Cradle and Adjustable Angle attaches to either a horizontal or vertical surface in order to support one full-sized pair of headphones. The holder has three settings for attaching to surfaces up to 1.3" (3.3 cm) in thickness as well as a threaded securing clamp to ensure a precise fit. Plus a Hosa Stereo Mini Female to 1/4" Male Cable is a 10' long extension cable that is ideal for use as a headphone extension cable. Box Contains Sennheiser HD 200 Pro Monitoring Headphones 1/4" Stereo Jack AdapterLimited 2-Year Warranty Auray Headphone Holder With Padded Cradle and Adjustable Angle Limited 1-Year Warranty Hosa Technology Stereo Mini Female to Stereo 1/4" Male Headphone Extension Cable 10' Lifetime Warranty