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NEW - Never used. Just open box and tested if working for less than a minute . Headphones For Golden Ears! With the Sennheiser HD 650s, audiophiles will experience truly unique natural sound. With sound this good, long concerts in the comfort of your home are a certainty, so the HD 650 also sets standards in comfort and convenience. The HD 650s are a genuine masterpiece that will satisfy even the most demanding listener. HD 650 - the reference class. Sennheiser HD 650 Features: - Top-of-the-range, open, dynamic hi-fi stereo headphones - Systems with narrow tolerances (+/-1 dB), hand-picked in pairs - High-quality titanium/silver finish - Specially developed acoustic silk for precise, uniform attenuation over the entire area - Detachable, specially modulated connecting cable made from highly conductive oxygen-free copper that is Kevlar-reinforced and boasts very low handling noise - Extremely lightweight aluminium voice coils ensure excellent transient response - Exceptionally comfortable to wear due to elliptical design adapted to the shape of the ears - Can be directly connected to stationary hi-fi components of the highest quality such as SACD, DVD-A, and CD players Tech Specs: Type:Wired Open/Closed:Open Fit Style:Circumaural (Around the Ear)Driver Size:42mm Frequency Response:10Hz-41kHz Impedance:300 ohms Connectivity:1/4" plug, 1/8" adapter Cable Type:Straight Cable Length:9.8' Detachable Cable:Yes Color:Black Material:Velour Earpads
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Founded in June 1945 by Dr. Fritz Sennheiser in a farmhouse near Hanover, Germany, Sennheiser began as Laboratorium Wennebostel, producing voltmeters and early microphones amid post-World War II reconstruction. Seven engineers from the University of Hannover joined the founder, quickly pivoting to broadcast microphones like the DM 2 in 1946 and the groundbreaking MD 82 shotgun mic in 1956. Renamed Sennheiser electronic in 1958, the family-owned company passed to second- and third-generation leadership, maintaining its innovative spirit over eight decades.
Sennheiser excels in professional and consumer audio, renowned for microphones, wireless systems, and headphones that set industry standards. Pioneers of the first open-back headphones (HD 414 in 1968) and enduring studio icons like the MD 421 and MD 441, they also produce high-end headphones, earbuds, soundbars, and conferencing solutions. While strong in pro audio like mixers and geophysical gear, their consumer focus centers on headphones and wireless tech rather than amplifiers, speakers, turntables, DACs, or cables.
Sennheiser commands a premium position in the hi-fi market, blending mid-tier accessibility with high-end excellence for discerning buyers and professionals. Trusted for reliability and sonic precision, it appeals to audiophiles seeking reference-grade headphones without boutique obscurity, backed by a heritage of technological firsts that sustains its global leadership.
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