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Sennheiser PX-100 Mini 'Foldup' Headphones<p style="padding-left: 15px; padding-right: 15px;">The PX 100 is a pair of open, dynamic supra-aural mini headphones for mobile players. Their outstanding sound reproduction and foldable design make them ideal for outdoor use and travelling.</p><h5 style="padding-top: 10px;">Features</h5><ul style="padding-right: 15px;" class="list smallList"> <li>Dynamic stereo mini headphones</li> <li>Great for travel and outdoor use with mobile sources such as CD, MD or MP3 players</li> <li>Fold and flip: registered design allows the ear cups to be turned through 90&deg; and fold the headphones closed (headphones will lock in open and closed positions)</li> <li>1.4 m Kevlar-reinforced OFC copper cable with 3.5 mm stereo jack plug</li> <li>Fits into the shirt pocket: rugged transport case with cord take-up (145 x 75 x 27 mm)</li> <li>Excellent sound quality for mobile audio sources</li> <li>High-resolution sound due to Sennheiser &ldquo;Duofol&rdquo; diaphragms with spiral embossing (reduces and spreads eigenforms)</li> <li>Strong Neodymium magnets for extremely low distortion</li> <li>High efficiency and powerful reproduction</li> <li>Balanced and detailed sound image for all types of music</li> <li>Crisp and fast bass response due to system &ldquo;twin damping&rdquo; with 80ppi polyurethane and special perforated elements</li> <li>Special baffle (based on the legendary HD 414) ensures very balanced sound</li> <li>Lightweight: only 60 g without cable</li> <li>Comfortable: headband with split padding</li> <li>Rugged and durable: robust steel headband with metal joints, steel-reinforced headband ends, connection to the ear cups tested for durability</li> <li>2-year guarantee</li></ul><h5>Delivery Includes</h5><ul style="padding-right: 15px;" class="list smallList"> <li>1 PX 100</li> <li>1 transport case<br /> <br /> <h5 style="padding-left: 8px;">Technical Data</h5> <script language="JavaScript" type="text/javascript"> tmpGlossar = get_glossarData("Nominal impedance") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Nominal impedance' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Nominal impedance</span></a>' ) + '</td><td style="padding-left:8px;">32 Ohm</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("Jack plug") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Jack plug' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Jack plug</span></a>' ) + '</td><td style="padding-left:8px;">3,5 mm stereo</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("Transducer principle (Headphones)") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Transducer principle (Headphones)' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Transducer principle (Headphones)</span></a>' ) + '</td><td style="padding-left:8px;">dynamisch, offen</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("Ear coupling") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Ear coupling' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Ear coupling</span></a>' ) + '</td><td style="padding-left:8px;">supraaural</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("Cable length") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Cable length' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Cable length</span></a>' ) + '</td><td style="padding-left:8px;">1,4 m</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("Weight w/o cable") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Weight w/o cable' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Weight w/o cable</span></a>' ) + '</td><td style="padding-left:8px;">60 g</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("Frequency response (headphones)") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Frequency response (headphones)' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Frequency response (headphones)</span></a>' ) + '</td><td style="padding-left:8px;">15.....27000 Hz</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("Sound pressure level (SPL)") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'Sound pressure level (SPL)' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">Sound pressure level (SPL)</span></a>' ) + '</td><td style="padding-left:8px;">114 dB(SPL)</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; tmpGlossar = get_glossarData("THD, total harmonic distortion") ; tmpText = '' ; tmpText += '<tr valign=top' + ( techRow % 2 ? ' bgcolor=#D9D9D9' : '' ) + '>'; tmpText += '<td style="padding-left:8px;">' + ( ( tmpGlossar == '' ) ? 'THD, total harmonic distortion' : '<a href="#" onMouseover="showTooltip(this,event,''+tmpGlossar+'')" onMouseout="hideTooltip()"><span class="linkGray">THD, total harmonic distortion</span></a>' ) + '</td><td style="padding-left:8px;">0,1 %</td>' ; tmpText += '</tr>' ; document.write ( tmpText ) ;techRow++; </script> <table width="530" cellspacing="0" cellpadding="3" border="0"> <tbody> <tr valign="top" bgcolor="#d9d9d9"> <td style="padding-left: 8px;"><a onmouseout="hideTooltip()" onmouseover="showTooltip(this,event,'Impedance expresses the AC resistance of a microphone or a set of headphones. It is dependent on frequency and is given at 1 kHz as the so-called nominal impedance. Impedance is measured in ohms. In recent years, an industrial standard has developed, setting the impedance of headphones at 50 or 600 ohms. Sennheiser headphones are manufactured according to this standard, thus practically ruling out connection problems. With microphones, the input impedance of the following microphone amplifier should have at least three times the value of the nominal impedance, in order to prevent it from unnecessarily attenuating the microphone signal.')" href="http://www.sennheiser.com/sennheiser/home_en.nsf/root/private_headphones_classic-line_pxseries_005206?Open&amp;row=3#"><span class="linkGray">Nominal impedance</span></a></td> <td style="padding-left: 8px;">32 Ohm</td> </tr> <tr valign="top"> <td style="padding-left: 8px;"><a onmouseout="hideTooltip()" onmouseover="showTooltip(this,event,'A common audio connector in consumer electronics and music industry. Available in various diameters; in the hi-fi segment, 1/8&quot; and &frac14;&quot; are widely used. Poles range from one to four. (Examples: headphone jack or jack of an electric guitar).')" href="http://www.sennheiser.com/sennheiser/home_en.nsf/root/private_headphones_classic-line_pxseries_005206?Open&amp;row=3#"><span class="linkGray">Jack plug</span></a></td> <td style="padding-left: 8px;">3,5 mm stereo</td> </tr> <tr valign="top" bgcolor="#d9d9d9"> <td style="padding-left: 8px;">Transducer principle (Headphones)</td> <td style="padding-left: 8px;">dynamisch, offen</td> </tr> <tr valign="top"> <td style="padding-left: 8px;"><a onmouseout="hideTooltip()" onmouseover="showTooltip(this,event,'A distinction is made between headphones which are worn on the external ear (supra-aural) and those which surround the ear (circumaural). Open headphones have foam ear pads that rest on the ears or ring pads that surround the ears. Closed headphones, on the other hand, nearly always have circumaural ear pads.')" href="http://www.sennheiser.com/sennheiser/home_en.nsf/root/private_headphones_classic-line_pxseries_005206?Open&amp;row=3#"><span class="linkGray">Ear coupling</span></a></td> <td style="padding-left: 8px;">supraaural</td> </tr> <tr valign="top" bgcolor="#d9d9d9"> <td style="padding-left: 8px;"><a onmouseout="hideTooltip()" onmouseover="showTooltip(this,event,'The cable length is usually measured between the anti-kink sleeves of the cable (cable length without connectors).')" href="http://www.sennheiser.com/sennheiser/home_en.nsf/root/private_headphones_classic-line_pxseries_005206?Open&amp;row=3#"><span class="linkGray">Cable length</span></a></td> <td style="padding-left: 8px;">1,4 m</td> </tr> <tr valign="top"> <td style="padding-left: 8px;">Weight w/o cable</td> <td style="padding-left: 8px;">60 g</td> </tr> <tr valign="top" bgcolor="#d9d9d9"> <td style="padding-left: 8px;"><a onmouseout="hideTooltip()" onmouseover="showTooltip(this,event,'The frequency response of a pair of headphones is given within limits defined by the manufacturer.')" href="http://www.sennheiser.com/sennheiser/home_en.nsf/root/private_headphones_classic-line_pxseries_005206?Open&amp;row=3#"><span class="linkGray">Frequency response (headphones)</span></a></td> <td style="padding-left: 8px;">15.....27000 Hz</td> </tr> <tr valign="top"> <td style="padding-left: 8px;"><a onmouseout="hideTooltip()" onmouseover="showTooltip(this,event,'Due to the impractical numerical values, the sound pressure is usually given as the logarithmic value of the sound pressure level according to the equation: dB SPL = 20 x log (po / 0.00002 Pa). The abbreviation SPL (sound pressure level) is added in order to make a clear distinction from other uses of dB. The reference sound pressure, which is at the same time the threshold of hearing, is then 0 dB SPL. The threshold of pain is 140 dB SPL. A difference in the sound pressure level of 1 dB is just about perceptible, while a doubling of the sound pressure corresponds to 6 dB and a doubling of the volume corresponds to a rise of 10 dB. &lt;br&gt;')" href="http://www.sennheiser.com/sennheiser/home_en.nsf/root/private_headphones_classic-line_pxseries_005206?Open&amp;row=3#"><span class="linkGray">Sound pressure level (SPL)</span></a></td> <td style="padding-left: 8px;">114 dB(SPL)</td> </tr> <tr valign="top" bgcolor="#d9d9d9"> <td style="padding-left: 8px;"><a onmouseout="hideTooltip()" onmouseover="showTooltip(this,event,'Total harmonic distortion is a measure of non-linear harmonic distortion and is given in %.&lt;br&gt;&lt;br&gt;Example headphones:&lt;br&gt;Non-linear harmonic distortions are signals which were not present in the original before the signal was converted by the headphones. These unwanted signals are caused by the diaphragm, whose movements do not precisely move in time with the electric signals that cause it to move. Unfortunately, this is a feature of all electroacoustic transducers. Although it cannot be completely eliminated, suitable steps can be taken to minimise it. However, the user is not interested in why this distortion takes place but in how great the level of distortion must be for it to become perceptible. According to the findings of several research projects, a total harmonic distortion of 1% in the frequency range of 100 to 2000 Hz is imperceptible. Below 100 Hz, the perceptibility threshold lies at 10%.')" href="http://www.sennheiser.com/sennheiser/home_en.nsf/root/private_headphones_classic-line_pxseries_005206?Open&amp;row=3#"><span class="linkGray">THD, total harmonic distortion</span></a></td> <td style="padding-left: 8px;">0,1 %</td> </tr> </tbody> </table> </li></ul>
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Sennheiser PX-100 Mini 'Foldup' Headphones

CODE: PX 100


Price: $92.00

The PX 100 is a pair of open, dynamic supra-aural mini headphones for mobile players. Their outstanding sound reproduction and foldable design make them ideal for outdoor use and travelling.

Features
  • 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)
  • 1.4 m Kevlar-reinforced OFC copper cable with 3.5 mm stereo jack plug
  • Fits into the shirt pocket: rugged transport case with cord take-up (145 x 75 x 27 mm)
  • Excellent sound quality for mobile audio sources
  • High-resolution sound due to Sennheiser “Duofol” diaphragms with spiral embossing (reduces and spreads eigenforms)
  • Strong Neodymium magnets for extremely low distortion
  • High efficiency and powerful reproduction
  • Balanced and detailed sound image for all types of music
  • Crisp and fast bass response due to system “twin damping” with 80ppi polyurethane and special perforated elements
  • Special baffle (based on the legendary HD 414) ensures very balanced sound
  • Lightweight: only 60 g without cable
  • Comfortable: headband with split padding
  • Rugged and durable: robust steel headband with metal joints, steel-reinforced headband ends, connection to the ear cups tested for durability
  • 2-year guarantee
Delivery Includes
  • 1 PX 100
  • 1 transport case

    Technical Data
    Nominal impedance 32 Ohm
    Jack plug 3,5 mm stereo
    Transducer principle (Headphones) dynamisch, offen
    Ear coupling supraaural
    Cable length 1,4 m
    Weight w/o cable 60 g
    Frequency response (headphones) 15.....27000 Hz
    Sound pressure level (SPL) 114 dB(SPL)
    THD, total harmonic distortion 0,1 %