Sennheiser HD 25 - professional headphones, dynamic, closed

Weight & dimensions
Weight: 140 g

Performance
Cable length: 1.5 m
Wearing style: Head-band
Recommended usage: Studio
Product type: Headphones
Product colour: Black
Cable colour: Black

Packaging content
Package contents: Adapter 6.35 mm x 1, Headphones

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

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

Headphones
max SPL: 120 dB
Harmonic distortion (THD): > 0,3 %
Transducer type: Dynamic
Acoustic system: Closed
Headphone frequency: 16 - 22000 Hz
Ear coupling: Circumaural
Impedance: 70 Ω