Brand

Sennheiser HE90 Orpheus

Rating:

headphones, monitor, design, open, 7-100000 Hz, 10000 Ohm, 3 m cable, plug original

General information (Sennheiser HE90 Orpheus)
Release date on the market 1991 g.
Main (Sennheiser HE90 Orpheus)
Type headphones
Design monitor
Acoustic design open
Wireless interface
Design features (Sennheiser HE90 Orpheus)
Cable length 3 m
Plug original
Volume control
Specifications (Sennheiser HE90 Orpheus)
The lower boundary frequent. range 7 Hz
The upper border is frequent. range 100 000 Hz
Nominal impedance 10000 Ohms
The coefficient. harmonic distortion (THD) 0.01 %
Weight 365 g
The active noise cancellation
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