Beyerdynamic DT 880 PRO Semi-Open Dynamic Studio Headphones (250 Ohms) The DT 880 PRO from Beyerdynamic is a semi-open dynamic headphone that combines all the strengths of open, transparent headphones with those found in more powerful closed headphones. From the lowest bass to the highest highs, the entire sound spectrum is reproduced in detail. The headphones feature adjustable earpieces with soft pads and a padded headband to ensure user comfort, even during long listening sessions. The single-sided coiled cable provides the perfect amount of slack at all times, and resists tangling. The gold-plated 3.5mm stereo mini plug is compatible with a wide variety of devices, and a 1/4" adapter is included for connecting to pro-level audio equipment. Product Highlights: Semi-Open Design Adjustable Headband Cushioned Earpads Single-Sided Cable 1/4" Adapter Included Our 30-day money back guarantee MFR # 490970