With 40mm drivers, neodymium magnets and CCAW (copper-clad aluminum wire) voice coils, these professional headphones offer the clarity and sonic accuracy needed for mixing and silent practice. The RH-200 includes a gold-plated 1/8-inch stereo connector with 1/4-inch adapter, plus a high-quality cable with built-in strain relief. Features Black, coiled-cable version of the RH-200S headphones Professional stereo headphones with exceptional clarity and accuracy Adjustable, lightweight design provides superior sound isolation and comfort High-power capacity with 40mm drivers, neodymium magnets and CCAW voice coils 180º rotating ear pieces for single-ear monitoring Specifications Type of Construction: Closed Type; Dynamic Driver: 40 mm in diameter; Neodymium Magnet Sensitivity: 100 dB/mW Maximum Input Power: 1,600 mW at 1 kHz Frequency Response: 20 - 20,000 Hz Impedance: 65 ohm Cable: 3.4 m, coiled cable Connector: 1/8 stereo mini-plug (w/ screw-on 1/4 adapter) Weight: 0.2 kg; 0 lbs. 8 oz.