Headphones and headsets: KOSS KEB4

Brand history

KOSS KEB4

headphones for mobile use, plug-in, registration open, 70-20000 Hz, 32 Ohms, cable 1.2 m, 3.5 mm plug

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General information (KOSS KEB4)
Release date on the market	2007
The purpose	for mobile use
Main (KOSS KEB4)
Type	headphones
Design	plug
Acoustic design	open
Wireless interface
Design features (KOSS KEB4)
Cable length	1.2 m
Plug	3.5mm
Volume control
Specifications (KOSS KEB4)
The lower boundary frequent. range	70 Hz
The upper border is frequent. range	20 000 Hz
Nominal impedance	32 Ohm
The coefficient. harmonic distortion (THD)	0.5 %
The active noise cancellation

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