Headphones and headsets: KOSS Cobalt

Brand history

KOSS Cobalt

headphones, miscellaneous, registration open, wireless (wireless), 20-20000 Hz, volume control

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General information (KOSS Cobalt)
Release date on the market	2007
Main (KOSS Cobalt)
Type	headphones
Design	miscellaneous
Acoustic design	open
Wireless interface	Bluetooth
Design features (KOSS Cobalt)
Cable length	9 m
Volume control
Specifications (KOSS Cobalt)
The lower boundary frequent. range	20 Hz
The upper border is frequent. range	20 000 Hz
Battery (KOSS Cobalt)
Battery type	Li-ion
The active noise cancellation
Time	8 hours

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