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Hai Wei
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Superlux HD668B Professional Studio Standard Monitoring Headphones

The HD668B is a semi-open dynamic headphone whose sound quality meets the demands of even professional recording studios. The balanced and high definition sound of the HD668B assures that a professional sound engineer can have full confidence when mixing down or during post production. Its patented sturdy headband structure provides long-lasting durability even in challenging conditions, yet its light weight and optimized mechanical pressure provides long-term wearing comfort.

The HD668B comes equipped with 2 detachable straight cables:The short cable is 1-meter long for personal sound source on-the-move applications and the long cable is 3-meter long for professional monitoring applications. These cables can be connected together for even more distance if desired. Included cable clip can secure detachable cable from pulling out by incident.

Features :
- Patented durable structure.
- Comfortable, self-adjusting headband pads.
- Comfortable, long-lasting ear pads.
- Detachable, single side cable.
- Cable clip included Professional monitoring headphones.
- High resolution drivers
- Precision tuned acoustic chamber
- Optimized headband pressure
- Light weight

Both the HD668B and DT990 have a similar frequency curve. The HD668B delivers a natural and excellently balanced sound, presenting the crystal clarity and high resolution demanded by professional users.

Specifications :
- Type: Dynamic, semi-open
- Driver: Ø50 mm, neodymium
- Sensitivity: 98 dB SPL (1 mW)
- Frequency Response: 10-30,000 Hz
- Max. Input Power: 300 mW
- Rated Impedance: 56 Ω (Copper-coated aluminum wire)
- Ear Pads: Leatherette
- Cables: 1-meter (3.3 ft.) & 3-meter (9.8 ft.) straight, single-sided; plug-in cable on headphones (mini stereo connector)
- Connector: Gold plated stereo mini plug
- Headphone Caliper Pressure: Approx. 3.5 N
- Net Weight (without cable): 222 g (7.8 oz)

Included accessories :
- 1-meter (3') straight cable
- 3-meter (9.8') straight cable
- Soft carrying pouch
- Cable clip
- 3.5/6.3mm (1/8" to 1/4") gold-plated stereo adapter


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