| Summary | Notes | Description | Specifications |
Note on the condition of these units: - These units are were Refurbished by a Third Party and are in Like New condition.
- They are complete, with all contents inside.
- They are all tested and guaranteed to work
- They come in various packaging (most are in original mint packaging, some are packaging may be cosmetically imperfect, and some come in generic packaging i.e. brown boxed)
- Come with our 30 day warranty
- Do not carry any manufacturer warranty
The HD 555 open, dynamic stereo headphones feature a special internal surround reflector. It generates an extended, spatial sound field, making this model the ideal headphones for home cinema as well as music. Many innovative features such as E.A.R. technology and optimised Duofol diaphragms deliver a whole new level of audio reproduction. | Enjoy music in a completely new way: “Eargonomic acoustic refinement” (E.A.R.) design channels the audio signal directly into your ears | | Advanced Duofol diaphragm technology almost eliminates standing waves inside the capsule | | Optimized neodymium ferrous magnet systems | | Outstanding wearing comfort for long listening sessions | | Long life due to easily replaceable parts | | Lightweight aluminium voice coils for high efficiency and excellent dynamics | | Extremely comfortable velour ear pads | | Surround reflector for an extremely spatial sound reproduction |
| Nominal impedance | | 50 Ohm | | Contact pressure | | 3,5 N | | Weight w/o cable | | 260 g | | Jack plug | | 6,3 mm stereo (3,5 mm Adapter) | | Transducer principle (Headphones) | open, dynamic | | Ear coupling | | circumaural | | Cable length | | 3 m | | Frequency response (headphones) | | 15.....28000 Hz | | Sound pressure level (SPL) | | 112 dB (1 kHz and 1 Veff) | | THD, total harmonic distortion | | < 0,2 % | Includes Adaptor to 3.5mm jack
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