Sennheiser HD555 Open-Aire Dynamic Stereo Headphones

The HD555 features a special internal Surround Reflector, which generates an extended spatial sound field, making it the ideal headphone for home theater as well as music. Other innovative features include Sennheiser's E.A.R. technology and optimized Duofol diaphragms for a new level of audio enjoyment. Overall listening pleasure is combined with outstanding wearing comfort.

• Open-Aire™, circumaural, dynamic, stereo headphones
• Ergonomic Acoustic Refinement (E.A.R.) enables ideal sound channeling for a new kind of listening experience
• State of the art, advanced Duofol diaphragms
• Highly optimized, field-strengthened neodymium magnet systems
• Outstanding wearing comfort for long listening sessions
• Velour ear pads even allow wearing eyeglasses without loss of comfort
• Longevity through exchangeable components
• Lightweight aluminum voice coils for high efficiency and excellent dynamics
• Surround reflector improves spatial sound characteristics
• 2 year warranty
• Black/Silver color

Specifications:
Transducer principle: Dynamic, open
Ear coupling: Circumaural
Frequency response: 12 – 38,500 Hz
Frequency characteristics: Diffuse field equalized
Nominal impedance: 120 ohm
SPL (1 kHz, 1 Vrms): 103 dB
THD (1 kHz, 100 dB SPL): less than 0.2%
Weight: 9.1 oz.
Cable length and type: 10 ft. OFC, single-sided, changeable
Audio connector: ¼” stereo jack with 3.5mm adapter (both gold-plated)