Ultrasone ULTRASONE HFI-2400 S-Logic Surround Sound Professional Open-Back Headphones

You are looking for an open-back HFI model? With the HFI-2400 goose skin feeling is assured.These open-back headphones with Ultra Low Emission (ULE-technology) offer airy and finest 3-dimensional sound reproduction. Specifically designed detachable velvet earpads will comfort your extensive listening hours. The HFI-2400 is the only Ultrasone HFI model with detachable cable. High class gold-plated drivers, placed according to the basic principle of the S-Logic technology, provide highest sound quality.TECHNICAL SPECIFICATIONSS-Logic™ Natural Surround Sound Dynamic principle, open-back Frequency range 10-25.000 Hz Impedance 70 Ohm Sound pressure level 94 dB MU Metal bufferboard, reduced field emissions in accordance with ULE (=Ultra Low Emission) standard Driver 40 mm gold-plated Weight 292 g (without cord) Detachable straight cord (length ca 3 m) with 6.3 mm gold-plated plug Extra short straight cord (length 0,8 m) with 3,5 mm gold-plated plug Velvet transportation bag Demo CD Instruction manual Long-term availability of spare parts