Panasonic RP-HC50 Noise Cancelling Insidephones

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Wireless Headphones » Panasonic RP-HC50 Noise Cancelling Insidephones
Panasonic RP-HC50 Noise Cancelling Insidephones
Marketplace (1 Used)
  1. Electronics
  2. Publisher: Panasonic

Product Review

PANASONIC RP-HC50, NOISE CANCELING STEREO EARBUD HEADPHONES

Amazon.com Product Review

Panasonic's RP-HC50 dynamic earbud headphones are equipped with powerful noise-cancelation technology, making them an ideal companion for in-flight (or even on-bus) music lovers. Their noise reduction is effective over a range from 40 to 1,500 Hz, covering the part of the audible spectrum where human ears are most sensitive to sound.

Microphones located in each earpiece detect any non-musical, steady-state (essentially constant) environmental noise. This information is read and analyzed by a device that generates an inverse noise wave that is out of phase with the noise itself. By feeding this new noise back into the headset, the noise itself is audibly canceled, since the sum of the two waves, ideally, is zero. This eliminates a good deal of unwanted sonic junk, from airplane engine noise to distant freeway traffic seeping into your living room.

You get two levels of noise cancelation (approximately 5 dB and 10 dB of noise attenuation, respectively), depending on the degree of noise around you. Less attenuation conserves batteries but also reduces the effect of the cancelation on the low frequencies of your chosen program material--which, thanks to the headphones' XBS (extra-bass system design) is minimal to begin with.

The headphones operate for about 50 hours on a single AAA battery (supplied) and come with a handy slider to prevent slack ear cords getting tangled during use and a clothing clip to simplify operation. The RP-HC50's gold-plated .125-inch minijack connector is ultra-resistant to corrosion and other signal-degrading artifacts.

What's in the Box
Headphones, inline noise-cancelation box, 1 AAA battery, a cord clip, and a user's manual

Product Features

Customer Reviews

Average Customer Review
2.1 out of 5 stars (8 customer reviews)

15 of 16 people found the following review helpful
2.0 out of 5 stars Works OK, but there are better options at the same price, March 29, 2004
E. Kurbat "Blah blah blah" (Arlington Heights, IL USA) - See all my reviews
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Amazon Verified Purchase(What's this?)
This review is from: Panasonic RP-HC50 Noise Cancelling Insidephones (Electronics)
This is a neat idea, and if you've ever tried the Bose models that do the same thing, you've used something that works pretty good. The idea behind these is to take the noise from around you, invert the waveform and feed it back into your ears thus cancelling out some of the noise. They are intended for use on airplanes or in other slightly noisy environments. They are not designed to eliminate all of the noise around you, only noises at fairly low frequencies (< 1200 Hz). These are slightly larger than your average earbuds to allow for the microphones required to get an input signal to invert.

OK, so how well do they work? Well, they don't work great. With the headphones on, they cut back on some of the noise around you on an airplane. I would be surprised if they were actually cancelling 10 dB of the noise that the instructions claim. They also have a fair amount of reduction in the power output from my MP3 player, so I have to turn the volume way up to hear the music...Read more


9 of 9 people found the following review helpful
4.0 out of 5 stars Worked For Me, February 16, 2004
By A Customer
This review is from: Panasonic RP-HC50 Noise Cancelling Insidephones (Electronics)
I don't own other noise-canceling headphones, especially the high-end Bose, however, I did find these very useful for recent air flights. I experimented with the different levels of canceling (none mid and max) and found notable differences at each. Max was my preferred setting. With the headphones I was able to hear the movie and stereo quite well, without the distraction of the motor drone. I was also able to hear cabin conversation better with the buds in my ear!
I agree that the buds are large and uncomfortable. However, the price and usefulness make it a 4 star ranking to me.


12 of 14 people found the following review helpful
1.0 out of 5 stars Misleading Product, January 16, 2004
By A Customer
Amazon Verified Purchase(What's this?)
This review is from: Panasonic RP-HC50 Noise Cancelling Insidephones (Electronics)
At first glance this seems a great product but you get what you pay for (or less in this case). There is NO noise cancelling evident at all with these compared to my normal passive Sony in ear buds. The like for like sound level is about half compared to the Sony for the same volume setting on CD player, despite the 'active' box and battery. Although the sound quality is acceptable they are worse at keeping noise down than a good fitting pair of passive ear buds. The buds are big and uncomfortable and unless you are huge, will not fit comfortably. I tried them in a car (passenger), on flights, local bus and generaly walking around and there was NO noise cancelling I could tell and no bass. Save for the Bose or Shure etc. These are useless.

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