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Electronics
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Written by Mr. Machines
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Thursday, 01 January 2009 00:00 |
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 Up to 99% ambient noise reduction.
Uses Sony exclusive digital signal processing technology for incredible ambient noise reduction of up to 99 percent. Tranquility is yours when you strap on the world's first headphones with digital technology for noise cancelling. A unique feature even adjusts settings based on your environment. Groundbreaking technology, for your listening pleasure. The innovative MDR-NC500D headphones use digital technology to more accurately reduce stress-inducing noise from planes, trains and buses while providing the high-quality audio expected from Sony. For extra-long usage, a built-in Lithium-ion battery is included, as well as two AA batteries.
In an independent blind test, frequent business travelers rated the NC500D headphones #1 twice as often as either the Bose® QC™ 2 or QC™ 3 in overall noise cancellation and audio quality. Features Digital high quality noise canceling Up to 99% ambient noise reduction at 160Hz Artificial Intelligence (AI) noise canceling with automatic selection between three different environment modes Internal Lithium-ion battery for up to 16 hours of use in addition to normal AA batteries which can be used as well and would allow for a joint 28 hours of use
Product SpecificationsWeights and Measurements - Cord Length (Approx.) : 1.5m -L-type stereo mini plug, .5m stereo mini plug
- Weight (Approx.) : 6.9oz/195g (including built in battery)
Hardware Power Battery Life (Approx) : 16H (with built in fully charged battery)128H (with fully charged built in battery and 2 fresh AA batteries) Battery Type : DC1.5V- 2 size AA battery, DC 3.7V -built in rechargeable Lithium-ion battery Power Handling Capacity : 100mW
General Design : Premium over the head, Noise canceling Headband : Adjustable, Foldable (Swivel) Magnet : Neodymium Type of Use : Noise canceling
Audio Driver Unit : 40mm diameter, dome type Frequency Response : 5 - 24,000Hz Impedance : 40 ohms at 1kHz (on) Selectivity : 3 distinct noise-canceling modes for use in three accoustically different environments (Airplane, Bus, office) Sensitivity : 102dB/mW (on)
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Electronics 
