AKG K240 Studio

The Studio version of these classic hi-fi stereo headphones uses XXL speakers with Varimotion diaphragms for higher sensitivity, a wider dynamic range, and higher sound levels. Other features include semi-open earphones, a solid bass range, clear highs, and excellent comfort.
Also connects to portable equipment (CD players, DAT recorders, notebook computers, etc.)

55 ohms impedance, plug-in cable
Self-adjusting headband for optimum fit
Single cable for ease of use
Semi-open, circumaural design

Type semi-open, dynamic headphones, circumaural
Sensitivity 91 dB/mW, 104 dB/V
Frequency range 15 to 25,000 Hz
Rated impedance 55 ohms
THD <0,3 %
Max. input power 200 mW
Connector gold plated stereo mini jack
Adapter stereo gold plated mini to 1/4" screw-on adapter jack
Net weight (without cable) 240 g (8.5 oz)
Special features plug-in cable