Fostex T50RPmk4CL - Studio headphones; wired; circumaural; closed back; magnetostatic; Frequency range: 10 Hz - 40 kHz; Impedance: 28 Ohm; sound pressure level: 97 dB; Driver: RP Planar Magnetic driver of the 4th generation; Maximum power handling: 3,000 mW; Detachable cable on one side (can be plugged in on the left or right); Scope of delivery: T50RPmk4CL; 2m cable from 3.5 mm stereo mini jack to 3.5 mm stereo mini jack, 3.5 mm to 6.3 mm adapter; weight (without cable): 330g