Fostex USA Fostex TR-90-80 Semi-Open Dynamic Stereo Headphones, 80 Ohms, (AMS-TR-90-80) Newly-developed proprietary Fostex 40mm drivers, and specially-tuned housings for accurate sound reproduction and serious monitoring Comes with two types of ear pads (normal and extra-thick) and two types of detachable cables (straight and coiled) to tailor to your own preference Distinctive Fostex signature slider bars Frequency response: 5Hz - 40kHz; sensitivity: 96dB SPL; semi-open design; 80 ohms Includes carrying bag, 1/4 to 3.5mm plug adapter