Headphones BEYERDYNAMIC DT 1770 PRO Headphones Wired Head-band Music Black

Cable length: 3 m
Impedance: 250 Ω
3.5 mm connector: Yes
Acoustic system: Closed
Audio adapters included: 3.5 mm
Carrying case: Yes
Connectivity technology: Wired
Connector contacts plating: Gold
Detachable cable: Yes
Driver type: Dynamic
Ear coupling: Circumaural
Headphone frequency: 5 - 40000 Hz
Headphone sensitivity: 102 dB
Maximum input power: 200 mW
Microphone type: Not available
Recommended usage: Music
Total Harmonic Distortion (THD): 0.05%
Travel case: Yes
Wearing style: Head-band