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Etymotic Research ER-4S Earphones
Etymotic Research ER-4S Earphones
MSRP: $ 330.00

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Rating
Reviewed by:

drarthurwells

(Audio Enthusiast)

Review Date
June 28, 2005

Overall Rating
 5 of 5

Value Rating
 5 of 5

Used product for
More than 1 year

Visitors rate this review
3.25 of 5, 4.00 votes

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Review 1 of 34

Price Paid:  $135.00 from E-bay

Summary:
The Etymotic 4S is a fantastic bargain in an earphone - some say better than the Sennheiser 650. Certainly clearer sounding with better inner detail. Much of their appeal is that they fit into the ears and isolate you from ambient noise - reducing background noise by about 24 DB. Ancillary equipment is most important as always. I use a Lehmann Black Cube Linear headphone amp to use with my iRiver IMP 400 portable CD player and the Etymotic 4S earphones, in a car. I also use the Etymotic 4S earphones and Lehmann amp it with my home CD player (a Nad 240). This is a very good CD player - best for the money, though the newer 242 offers better capacitors with some slight sound improvement. With this combo of Etymotic/Lehmann/NAD I heard inner detail, lightening fast transients, clearness of tones, and a natural timbre that was magical on a well recorded CD. The Lehman is the best headphone amp for under $1000 and competes favorably with any headphone amp regardles of price. The car set up requires the use of an inverter that puts out 1 amp or more of 110 Voltage on a continuous basis - I paid $20 for mine. The Etymotic 4S earphones reduce ambient noise by about 24 DB and thus are perfect for cars. They are small and can't be readily seen from outside the car in case it is illegal to use them. Using earphones is no more danger relative to listening to a good car system turned up to a satisfying sound level - you drive by sight and not sound in either case. The car system is really great - the best sound possible in a car. The homw system is even better though the sound quality of the iRiver is not far behind that of the NAD. The Lehmann is the heart of the system and is a truly remarkable discrete zero global feedback Class A output amp that serves also as a single input pre-amp. You could use the sytem above without the Lehmann amp if you use the Etymotic 4P instead of 4S earphones, since the 4Ps are more efficient and the external amp is less necessary. The sound will be fine though not as good as with the Lehmann.

Strengths:
As described.

Weaknesses:
None significant.

Similar Products Used:
Grado HP-1, Stax electrostatic, Sony 70 and 71 ear buds (good for the money), AKG, Headroom Cosmic Amp, Hafler 110 pre-amp as a headphone amp, Panasonic and Technics portable CD players with line outputs.


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Rating
Reviewed by:

koncept510

(AudioPhile)

Review Date
April 26, 2004

Overall Rating
 5 of 5

Value Rating
 4 of 5

Used product for
Less than 1 month

Visitors rate this review
1.00 of 5, 1.00 votes

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Review 2 of 34

Price Paid:  $209.00 from Ebay

Summary:
I have to say, these earbuds are absolutely awesome. I am a mobile computer musician and I produce and engineer techno music and these earbuds are like a blessing. My soundcard that I'm using is a Echo Indigo on my Sony laptop. The Echo's pre-amp can drive these earbuds quite well. I wanted to get a pair of headphones that would deliver the most accurate reference for the mixes that I work with on with my laptop. They get the job done for producing music. After mixing with these and listening to the mixes I've made on Mackie HR824 studio monitors, the mixes are pretty close to what I was listening to when I originally mixed the music on my laptop. For my mobile studio, these headphones are great. I still use my HD600s occassionally. But, in my opinion, the low-end frequencies are more accurate and responsive with the ER4-S than the HD600s. It maybe because I am not using a good pre for my HD600s with my laptop, but I don't want to carry an extra pre-amp with me wherever I go. I've also own the ER6's which aren't bad. But, they can't compare to the ER4s. The ER4-S perform way more accurately than the ER6s in all frequency ranges. But the ER-6s are still very good in my opinion for listening to portable CD players. I give them 4 stars because they're still too expensive. Two hundred bucks is worth it to me, but it's still steep for earbuds.

Strengths:
Extremely accurate low-end Mid-range is excellent High quality manufacturing One-year warranty (from authorized dealers)

Weaknesses:
High-end is a little teeny bit loud, but that's just to my ears.

Similar Products Used:
Sennheiser HD600 Etymotic Research ER-6


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Rating
Reviewed by:
Reticuli
(AudioPhile)

Review Date
February 3, 2004

Overall Rating
 5 of 5

Value Rating
 5 of 5

Used product for
More than 1 year

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Review 3 of 34

Price Paid:  $279.00 from Headroom

Summary:
These are capable of near flawless audio reproduction. If they've been inserted correctly, there should be a significant, cohesive audio space within and around your head, with depth and width. There will most definitely be air. People who say they lack bass or space are not using them correctly. If you have doubts as to whether you're doing it right, then you most definitely are not. For me, they insert best when I pull down on the spot connecting my earlob to my head...right below the earcanal...that little corner. Pushing the ER4S in should encounter a little bit of resistence, but then will kind of pop into place. There will be no feeling of it being too deep inside or any sort of pressure or conjestion. If both sides have been inserted like this to the same depth, the sound from both sides will coalesce in volume and frequency response. Perfect neutrality. Beyond that, you will most definitely hear the sound of the headphone amp and the CD player. My Denon DCM-370 with modification has never sounded so smooth as it does with this earphone. However, the gray scrim associated with the HDCD model 1 decoder/filter chip definitely becomes apparent, even on certain HDCD's. It's never been noticable on other equipment with peaks in the highs. I can also hear that the Denon adds a certain odd weight to the upper bass, a conjested quality that no other CD player I own exhibits. The ER4S is perceptably flat with the average CD. And I am well aware what most of you are getting. If you have no seal, then it's all highs and upper mids. If it's sealed with only average depth and no pressure, it sounds actually pretty good with a clear sound close to the HD600 headphone, but sort of lacking in dynamics...more quality high-fi. Then there's the way deep in the ear...you know they're in there...it's not comfortable...a little plugged up feeling...lots of bass, but it's not airy. NONE OF THESE ARE CORRECT. I can get sound at near the level of a THX auditorium with an SDDS film soundtrack from a crappy modded Denon player and a $50 Redsound Micro Amp. Pop a Silva Recordings HDCD (one of the few the Denon has an easy time with) and you can hear the Nyquist theorum being proven correct right there. And for those of you crying about it not being portable enough, I have a $40 Radioshack portable that does just fine, though I can hear the portable has a bump in the midbass and treble.

Strengths:
Perfect sound you can master an album to. Makes flying something I can endure. Costs as much or less than the Stax and Sennheisers they are compared to.

Weaknesses:
Difficult for a lot of you misfits to insert correctly. Once you do, you'll hear how bad your other gear is. THIS IS NOT A SPORTS EARBUD YOU WANT TO RUN WITH.

Similar Products Used:
Sennheiser 580, Sony 7506, Denon 950, Ixos 1001


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Rating
Reviewed by:
Professional
(AudioPhile)

Review Date
January 20, 2004

Overall Rating
 5 of 5

Value Rating
 4 of 5

Used product for
Less than 1 month

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Review 4 of 34

Price Paid:  $0.00 from not

Summary:
Listen, these babies will keep out the bad noise and pump nice tunes into your head. Definitely a must for anyone in a loud environment that can apreciate hi-quality sound. The only minus is that they are a little pricey, especially when you include the cost of a decent headphone amp (the Headroom Airhead is as cheap as you should go for around $100). Still, it is the best at what it does so if you have the extra cash, check out http://www.headphone.com and put down the $400 for the cans and amp combo.

Strengths:
noise reduction and audiophile sound

Weaknesses:
need amp to reach full potential; the "bud" style might not be your thing

Similar Products Used:
ears


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Rating
Reviewed by:
Mike
(Audio Enthusiast)

Review Date
September 5, 2003

Overall Rating
 5 of 5

Value Rating
 4 of 5

Used product for
1 to 3 months

Visitors rate this review
4.00 of 5, 3.00 votes

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Review 5 of 34

Price Paid:  $269.00 from Headphone.com

Summary:
These were purchased to test before I went ahead and bought a pair of HD-600's. Felt the need for a bit of an upgrade from a 20-or-so year old set of Sennheiser 400-series that were basically outclassed by a set of sony earbuds i bought for 10 bucks. I wanted to try the etymotics mostly for airplane use but also for drowning out noise while studying or just listening in general. I've used plenty of closed-ear monitor phones and never really liked the sound or comfort of any of them. As other people have mentioned they need to be burnt in, I had to order a replacement pair, which I'll explain later, but comparing the brand new set with the 4 week old was eye-opening. Sound overall is _amazing_. Ignoring the quality of sound, the isolation brings detail's you've never heard before out of anything. Everything is crystal clear, sub is amazing, sometimes a little weak, but if you stick in some good techno you'll definitally hear it. You can rarely describe anything <100hz as clean and bright, but thats what these headphones produce. Haven't heard a cleaner bass reproduction out of anything besides 18" subs from EAW. Above that there's no real need to distinguish range characteristics, anything from 100 to the 16khz spec (i don't think i can call anything beyond that anyways) is beautiful, even, smooth... They have absolutely no problems reproducing anything, even full orchestral tracks, and single sources, be it piano, violin, voice, synth, have astounding clarity. I had a slight problem with buzzing in the left headphone, called up headroom, and they overnighted a new pair to me with return label for the old pair, can't say good enough things about my experience with them.

Strengths:
Extraordinarily detailed sound. Isolation... They'll let you preview a track in the middle of mixing a show, and you can actually hear it! Unlike any AKG/Beyer I've tried.

Weaknesses:
Perhaps a little quiet on the bass, Cord noise, although with the clip this is minimal

Similar Products Used:
HD-580's, HD-600's, AKG and Beyer monitor phones,


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