Headphones and headsets: KOSS P9

Brand history

KOSS P9

headphones, in-ear, registration open, 40-20000 Hz, 32 Ohms, cable 1.2 m-plug: 3.5 mm, volume control

Products from other katigory

Main (KOSS P9)
Type	headphones
Design	ear
Acoustic design	open
Wireless interface
Design features (KOSS P9)
Cable length	1.2 m
Plug	3.5mm
Volume control
Specifications (KOSS P9)
The lower boundary frequent. range	40 Hz
The upper border is frequent. range	20 000 Hz
Nominal impedance	32 Ohm
The coefficient. harmonic distortion (THD)	1 %
The active noise cancellation

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