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The Sennheiser PXC250 Closed Active Noise Cancellation Headphones is a pair of closed, dynamic, supra-aural stereo mini headphones with NoiseGard™ active noise compensation. Due to their active and passive attenuation of ambient noise, they let you enjoy music even in noisy environments. The headphones are foldable and come with a convenient belt pouch, making them an ideal travel companion.
Features of the Sennheiser PXC250 Closed Active Noise Cancellation Headphones:
* Dynamic stereo mini headphones
* Great for travel and outdoor use with mobile sources such as CD, MD or MP3 players
* Fold and flip: registered design allows the ear cups to be turned through 90° and fold the headphones closed (headphones will lock in open and closed positions)
* For transport: supplied with soft belt pouch with extra pocket (185 x 105 x 40 mm)
* 1.8 m Kevlar-reinforced OFC copper cable with 3.5 mm jack plug, delivered with an adaptor to 6.3 mm (1/4") stereo and 3.5 mm double mono (for airline audio)
* Ideal for use in coaches, trains etc.: soft ring ear pads with improved fit and closed ear cups ensure excellent passive attenuation of ambient noise (–15 to –25 dB for frequencies above 1,200 Hz)
* Ideal for aircraft and other environments with engine noise: the switchable NoiseGard™ active noise compensation attenuates frequencies below 1,000 Hz by up to –15 dB
* Impedance optimised for use in aircraft
* In-line NoiseGard™ power supply box (2 AAA size batteries) clips to the belt and can be rotated through 360°
* For all types of modern music: detailed sound reproduction with a slight emphasis on the bass
* High-resolution sound due to Sennheiser "Duofol" diaphragms with spiral embossing (reduces and spreads eigenforms)
* Ultra-lightweight voice coils for high efficiency with portable players
* Adaptive baffle damping (patent pending)
* Bass tube for powerful, punchy bass
* Lightweight: only 65 g without cable
* Rugged and durable: robust steel headband with metal joints, steel-reinforced headband ends, connection to the ear cups tested for durability
* 2-year guarantee
Specficiations of the Sennheiser PXC250 Closed Active Noise Cancellation Headphones:
* Nominal impedance 300 Ohm
* Jack plug 3,5 mm stereo
* Transducer principle (Headphones) dynamic, closed
* Ear coupling supraaural
* Cable length 1,8 m
* Weight w/o cable 65 g
* Frequency response (headphones) 10.....21000 Hz
* Sound pressure level (SPL) 106 dB(SPL)
* THD, total harmonic distortion 0,1 %
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