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Sony
MDR-NC20
Noise Canceling
Headphones - Great for Travel!
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Use these headphones to
block out noise, listen to music, or do both at once!
Supplied
Accessories:
Weight:
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Features:
- Reduces Noise by
70% (10dB)
when noise canceling circuit is switched on
- Ideal For Travel gives
you peace and quiet on planes, trains, buses and cars;
quiets noisy air conditioners
- Ideal For Outdoor
Use when gardening or on a noisy street
- Noise Canceling
Circuit actually senses outside noise with built-in
microphones and sends an equal-but-opposite canceling signal
to the headphones; cancels noise from 50Hz to 1,000Hz, with
a maximum of 10dB noise cancellation in the critical range
from 100 to 400 Hz --where the human ear is super-sensitive
- Noise Canceling
On/Off Switch with red Power LED to indicate when Noise
Canceling is operating; when Noise Canceling is off,
headphones continue to function for music listening
- Closed Headphone
Design for even greater isolation from outside sound
- 30mm Diameter
Driver delivers deep bass all the way down to 16 Hz;
provides outstanding dynamic range
- Neodymium Magnet for
maximum energy in minimum size; ounce for ounce, Neodymium
is far more powerful than conventional Samarium Cobalt or
Aluminum magnets
- Folding Headband and
pivoting earpads make for easy storage in a backpack,
briefcase or purse
- Extended Battery
Life approximately 45 hours with a single AAA alkaline
battery
- Detachable Input
Cord to connect an audio source and listen to music
- Gold-Plated
Mini-Plug to connect an audio source; provides
exceptional corrosion resistance, superb conductivity, low
noise
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Specifications:
| Type: |
Closed,
Dynamic (with Noise Cancellation) |
| Driver
Unit: |
30mm |
| Power
Source: |
"AAA"
x 1 Battery |
| Battery
Life: |
Approx.
45 hours (alkaline)
Approx. 23 hours (manganese) |
| Magnet: |
Neodymium |
| Headband: |
Folding
type |
| Power
Switch: |
Manual |
| Noise
Reduction: |
>10dB
at 300Hz |
| Impedance: |
NC
Power On: 24 ohms
NC Power Off: 56 ohms
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| Sensitivity: |
NC
Power On: 99dB/mW
NC Power Off: 98dB/mW |
| Power
Handling Capacity: |
100mW |
| Frequency
Response: |
NC
Power On: 16 - 22,000Hz |
| Cord
and Plug: |
1.5
ft (0.5m) cord with gold-plated micro plug;
Separate 3.3ft (1m) cord gold-plated stereo micro jack to
gold-plated, L-shaped stereo mini-plug |
Headphones
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