High-end Tesla Headphones (3rd Generation) closed -Closed high-end headphones for sophisticated music enjoyment at home -Tilted Tesla drivers ensure a clear and natural sound signature -Double-sided, detachable connection cable made from ultra-high-purity OCC7N copper and covered with fabric -High-quality, replaceable ear pads made from protein-coated leatherette with memory foam -Handmade in Germany TECHNICAL DATA OPERATING PRINCIPLE...Closed TRANSMISSION TYPE...Wired NOMINAL IMPEDANCE HEADPHONES...32 ohms WEIGHT HEADPHONES WITHOUT CABLE...360 g HEADPHONE FREQUENCY RESPONSE.....5 - 50,000 Hz NOMINAL SOUND PRESSURE LEVEL...100 dB (1mW) SOUND COUPLING TO THE EAR...Circumaural (around the ear) CABLE & PLUG...1.40 straight cable (double-sided), OCC 7N copper, textile braided, 3.5 mm jack plug with 6.35 mm jack adapter