Sennheiser HD 400 PRO - professional headphones, dynamic, open

Weight & dimensions
Weight: 240 g

Performance
Wearing style: Head-band
Cable colour: Black
Recommended usage: Studio
Cable length: 3m / 1,8 m
Product colour: Black
Minimum operating temperature: -15 °C
Product type: Headphones
Maximum temperature: 55°C

Packaging content
Package contents: User manual, Audio cable x 2, Adapter 6.35 mm x 1, Headphones

Ports & interfaces
3.5 mm (1/8-inch) in: 1
Connectivity technology: Wired

Safety warning
Warnings: Read the user manual before use., Do not disassemble or modify the product yourself.

Headphones
Acoustic system: Open
max SPL: 110 dB
Headphone frequency: 6 - 38000 Hz
Ear coupling: Circumaural
Transducer type: Dynamic
Impedance: 120 Ω
Harmonic distortion (THD): 0,05%