Superlux HD 681B
The HD668B is a semi-open dynamic headphone with a top sound quality that meets the demands of 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.
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)