Наушники KOSS SW 10

Stereophone with dynamic microphone for hands free communication from your personal computer
Dynamic element for extended frequency response
Dynamic microphone for optimized pick up pattern
Requires no external power supply or battery power
Frequency Response: 60-20,000 Hz
Microphone Impedance: 600 ohms
Foam ear cushions for open, hear-through sound
Adjustable headband for best fit
Straight, dual entry 8 foot cord

Frequency Response 60-20,000 Hz
Cord Straight, Dual Entry, 8ft
Plug 3.5 mm
Impedance 32 ohms
Weight 2.5 oz.
Sensitivity 91 dB SPL/1mW
Distortion <1.0%
Ear cushions open