REVIEW : HiSound Audio PAA1-Pro (Earbuds) & E212 (IEMs) - "Opposites in almost every way"

Aug 30, 2013 at 8:50 AM Thread Starter Post #1 of 1
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Introducing HiSound Audio's PAA1-Pro &  E212
  
 

I'm always a sucker for trying new things - you never know when you'll find a hidden gem.  So when I saw HiSound Audio's thread, giving Head-fiers an opportunity to try their E212 IEMs (just for the price of shipping), I jumped at the chance.  Being the cheeky bugger I usually am - I also asked Jack if I could also try the PAA-1Pro ear-buds.  I'm really glad now that I did.
 
Disclaimer
I was provided the PAA-1Pro and E212 for just the cost of shipping.  I am in no way affiliated with HiSound Audio - and this review is my honest opinion of both earphones.  I would like to thank Jack and the HiSound Audio team for making this opportunity available.
 
Preamble - 'about me'.   (This is to give any readers a baseline for interpreting the review). 
I'm a 46 year old music lover.  I don't say audiophile - just love my music.  Over the last couple of years, I have slowly changed from cheaper listening set-ups to my current mid-fi set-up.  I vary my listening from portable (i-devices) to my desk-top's set-up (PC > coax > NFB-12 > LD MKIV > HP).  My main headphones at the time of writing are the Shure SRH1840, Beyer DT880 (600 ohm), Mad Dog V3.2, Shure SRH840 and Shure SE535 Ltd Ed. IEMs.  My recent headphones have also included the Sennheiser HD600, AKG K701 & Q701, and Grado SR325i (full woody). I have auditioned quite a few entry and mid-tier cans, but have yet to hear any flagships (at current time of writing this review).
 
I have very eclectic music tastes listening to a variety from classical/opera and jazz to grunge and hard-rock.   I listen to a lot of blues, jazz, folk music, classic rock, and alternative rock.  I am particularly fond of female vocals.  I tend toward cans that are relatively neutral/balanced - with a slight emphasis on the mid-range.  I am neither a bass or treble head (you could argue that I do like clarity though).  Current amps = NFB12 and LD MKIV.  I also formerly owned several portable amps - the most notable being an Arrow 4G and GoVibe PortaTube.
 
For the purposes of this review - I used the PAA1-Pro and E212 straight from the headphone out socket of both my iPhone 4 and iPod Touch G4.  I did not bother with amping them, as IMO they do not require an amp – and the likelihood is that HiSound have targeted them toward an audience who would not use additional amping anyway.  By now I have probably notched up around 40-50 hours listening on both units.  In that time I have noticed no change to the overall sonic presentation (I do not believe in 'night and day' burn-in).
 
For a brief comparison (toward the end) - I mainly used a set of Apple Earpods and the buds that came with my wife's Sony DAP.  I compared the E212 to my SE535 only on fit and isolation - as it was unfair to compare a $50 earphone with a $400 one.
This is a purely subjective review - my gear, my ears, and my experience.  Please take it all with a grain of salt - especially if it does not match your own experience.
 
Why the title (or are you nuts Brooko - you're comparing buds with IEMs - of course they're opposites!)?
I was originally going to post a simple review of each unit in their respective threads in the product reviews section of the website, but then (after I'd spend some considerable time with both units), I started thinking about how different the two units are, and that lead me to the realisation that this was the perfect way to present the review.  Two different earphones, both in the same bracket - but two very different (contrasting) views on almost every aspect of each earphone.
 
In the red corner ...... the E212 Inner Ear Monitor

 
 

And in the blue (actually black) corner ...... the PAA-1Pro Ear-bud

 
 
THE REVIEW AND COMPARISON
 
Packaging and Accessories
For both earphones the packaging is ideal for a retail presentation - an easy to display rectangular retail box - with an 'average' footprint.  The specific sales blurbs / descriptions on the boxes are interesting.  The PAA-1Pro is " the most bassy ear-buds ".  The E212 is "extreme bass and detailed sound ".  Both claim to be “audiophile grade earphones” with “unbeatable sound quality”.  We shall see (keep reading).
    
 
    
 

For accessories, both earphones include an excellent semi-rigid soft-shell case (dimensions approx 75x75x30mm).  They're an ideal size for both earphones - and have inner pouches for spare tips / foamies etc.
 
  
 

Both also come with a rubbery 'fish' cable management tool.  I'm not really too sure what to make of this.  I tried it - but it's terribly cumbersome.  I can't really see anyone actually using this.
 
The E212 comes with 1 spare set of medium silicone tips (they come with medium tips fitted) and one set of small ones.  The tips included are very insufficient IMO (see build/fit etc section).  Other than that there is a warranty written entirely in Chinese.

 

 
The PAA-1Pro comes with 2 spare sets of foam covers (a well thought out addition actually), and an alligator type shirt clip for cable management.  Again there is a warranty written entirely in Chinese.

 
Technical Specifications
(From HiSound Audio)
E212 =
Type : Dynamic, Closed. Inner Ear Monitor (IEM) 
impedance : 16 Ω
sensitivity : 100db
Maximum SPL : 125db(1khz,1 Vrms)
Frequency response : 20-20 khz
Jack / cable : 3.5mm angled, 124 cm
 
PAA1-Pro = 
Type:Dynamic,Open, Ear-bud
Impedance:32 Ω
Sensitivity:105db
 Maximum SPL :120db(1khz,1 Vrms)
 Frequency response:17-22khz
Jack / cable : 3.5mm straight, 119 cm
 
Build / Fit / Comfort / Isolation / 'Style'
The E212 is a really classy looking IEM.  The deep red and silver styling in comparison with the black cable look really good.  The shape is also nice with slight inward angling on the nozzles – so it is very easy to tell left and right earpieces apart.
    
 

The shells look and feel extremely solid.  There is acceptable strain relief at the shells.  The 3.5mm plug is angled (cable at about 40-45 deg from plug), looks relatively sturdy, and includes strain relief.  The cable split has strain relief at the apex of the V.  There is no chin slider though.  This to me is a real shame – as this can really help with fit – especially for listening while on the go.  The E212s are designed to be worn over-ear.
 
The cable is wound in a circular motion, and covered by a smooth sheath which is shiny, very malleable, and has extremely low micro-phonics.  It’s also pretty much tangle free, and for an IEM in this price range – is really well executed.  Bravo HSA.  Please include this on all of your models (get rid of the rubbery ones!)
    
 

As far as comfort goes – these are very small, very light, and pretty much disappear into my ears.  It would be possible to sleep with these in – for my ears, they do not protrude past the outer ear.
The fit (for me) is not good.  I tried the stock tips, and whilst I eventually got a seal, there was significant driver flex, and the seal would not remain intact (merely moving my jaw would break it).  I was extremely frustrated by this as HAS has been too frugal with the tips, and there isn’t enough variety.  I was lucky that I had some tips left over from the Popo (and other IEMs) which thankfully fit perfectly.  I chose a triple flange – which I cut down to two flange only – and at last I could get a relatively stable seal.  I also had a pair of large silicones which worked OK.  I do wish I had some foam tips – as these would have been my preferred option.
    
 

Isolation is ‘average to slightly below average’ for an IEM.  Yes I am probably spoilt by Shure’s truly excellent isolation – and maybe I am judging these too harshly.  But I tried them during a 7 hour flight to Perth a couple of weeks ago – and sorry – but I wouldn’t use them in a noisy environment.  They do attenuate noise – but in a noisier environment (public transport etc) , these are not the best.
 
All-in-all, positive – but let down by the included tips.
 

The PAA-1Pro is a complete contrast!  They look to me like a very generic looking ear-bud.  Nothing really stands out.  The silver accent on the housing looks good – but otherwise not much to write home about.

 
R & L are marked + the buds are not completely circular – so I can relatively quickly tell which earpiece is which – but I do have to look closer before fitting.
 
The shells themselves are very solid and look built to last.  There is no real strain relief at the shells though – which makes me wonder about the longevity of the cable.  The 3.5mm plug is straight, looks relatively sturdy, and includes strain relief.  The cable split has strain relief at the apex of the V.  The cable is rubbery, tangle-prone, and slightly micro-phonic (not as bad as I initially feared though).  It’s the sort of cable you’d expect on cheaper generic buds (HSA – why didn’t you use the same cable as the E212?).  Again there is no chin slider.  The PAA-1Pro are designed to be worn straight down.
  
 
 

These are a largish ear-bud, and whilst rounded, the shape is not completely smooth.  For me (and I’m a reasonably sized bloke – 6ft tall, average head size, proportionate ear size), the buds fit OK but did cause some discomfort – especially around the back of the concha – after prolonged use.  Over time this has diminished.  My wish would be that someone could come up with a more ergonomically designed (smooth and oval) fit for increased comfort.  The new Apple Earpods are a perfect example of what can be achieved – food for thought HSA?  As with most buds – the positioning can sometimes be quite difficult to get consistent – and this greatly affects the sound.  If it’s possible to take a leaf out of Apple’s book.  Their new Earpods fit me perfectly – and pretty much every time.
    
 

There is no real isolation – they’re ear-buds – there is not supposed to be!  But inclusion of the foam covers helps fit, comfort, and does give a measure of ‘seal’ which does help the bass impact.
 
All-in-all, pretty much ‘meh’ – generic type fit and ergonomics which are helped by the addition of the foam covers.
 
Sound Quality
And now we come to the real climax of the battle.  The red corner is ahead at this stage – winning the opening rounds for looks and fit, drawing even on accessories (no real punches thrown by either contender in that round).  The PAA-1Pro has landed few blows, and the crowd fully expects this generic looking contender to be outclassed as we evaluate the sound in the closing rounds. 
The following is what I hear from both.  YMMV – and probably will – as my tastes are likely different to yours (read the preamble I gave earlier for a baseline).
 
Detail
For this I’m using Steely Dan’s “Hey Nineteen” as there is a lot of micro detail in the track, and it is pretty well recorded
 
Actual detail retrieval on both is about even.  The major difference is that the E212 is just so bassy and warm that the detail in the upper mids and highs seems to sit a long way in the background.  With the PAA-1Pro, the detail is more apparent as the separation in frequency is more apparent.  My personal preference - PAA-1Pro by a significant margin.  The E212 don’t sound bad with this track – it’s just that the bass gets in the way of everything.
 
Sound-stage & Imaging
For this I’m using a binaural recording – Amber Rubarth “Sessions Form The 17th Ward” - “Tundra”.  I use this because it’s a pretty simple way to get comparative data on sound-stage.  I also used some other live performances (Loreena McKennit’s “Dante’s Prayer” and others).   
 
The E212 cues are not great – the bass just gets in the way.  The imaging appears smeared to me with instruments being positioned where they should be, but overlapping.  On LMcK’s D-P the stage is very narrow and confined – almost “wall of sound” type.  The PAA-1Pro is better with some clear separation.  Sound stage size is small and intimate – but sense of space is better (less congested than the E212).
 
Highs/Mids
Rather than referencing tracks – I’m going to give general impressions – as I’ve tried to listen to as many varied genres as I can – and already this review is getting a little long.
 
The E212 actually has some top end, and when it shines through, it’s actually quite pleasant.  The problem is that this only happens on tracks that have been recorded / mastered on the ‘brighter side of neutral”.  I have some Genesis and also some Beth Hart which actually does have a shimmer to it.  The issue is that the bass overpowers everything else for me and the only tracks that don’t sound excessively dark are the ones I’ve just mentioned.  Highs can be heard, but upper mids are often set too far back, and lower mids suffer from bass bleed.  Everything is excessively warm and dark to me.  And it’s not ‘lush’ and enveloping, but rather just dark (brooding) and lacking life.  One of my favourite female artists (new find for me) is Lianne La Havas – and when she is singing the opening of “Don’t Wake Me Up” (the bit where she is mainly solo), the E212 actually does quite a nice job with her vocals (really nice mid-range).  The problem is that once the music kicks in – again the bass and resulting bass bleed just kills everything.
 
The PAA-1Pro on the same tracks is the antithesis of the E212.  Bright recordings remain bright – there is definitely a touch of added bass, but it’s not overpowering.  Highs remain sparkly (maybe slightly subdued), and the upped mids (particularly) are far more apparent.  Lower mids are not over powered by the mid-bass.  Overall cohesion is far better.  The same track by LLH (mentioned earlier) retains the warmth of her vocals – but when the instrumentation kicks in, her voice still remains the focus, and the bass line adds to the presentation rather than overpowering it.
 
Bass (specifically)
The E212 lives up to half of it’s slogan on the box.  “Extreme bass” is an accurate description – but the problem is that the promise of “detailed sound” fails to deliver.  It can’t when there is so much bass present, and so much mid-bass bleed into the lower mids.  It does have a surprising amount of sub-bass – it’s probably the bassiest IEM I’ve ever heard, but for me it’s simply too much.  The thing that worries me (for HSA’s intended audience) is that if they listen to bassy music with this much bass emphasis, it’s going to be simply too much.
 
The PAA-1Pro lives up to it’s moniker also.  I’m not sure if they are “the most bassy ear-buds” – but for cheaper ear-buds where the bass is usually too light, these are actually an improvement.  Bass is more mid-bass than sub-bass to my ears – but the added thump is not excessively boomy.  Also, the fact that it adds to the sonic presentation rather than overpowering it, makes these ear-buds (for my tastes) very enjoyable. 
 
Power Requirements
Both are easily powered out of an iPod Touch G4 or iPhone4, and on most tracks I was well under 50% on the volume slider.
 
What About Response To EQ?
Before I get to the summary, as a last resort I thought I’d try some EQ with the E212.  I have Accudio Pro installed on my Touch and iPhone – so I ran the app with the E212s.  I use this app because of it’s presets, and the fact that I don’t need to spend considerable time setting up profiles.  As they don’t have a preset for the E212, I downloaded the preset for one of the bassiest ‘dull’ IEMs I’ve ever experienced – Sennheiser’s CX300.  I applied the EQ and played some of the tracks I’d been auditioning up until now.
 
Three small letters …… O   M   G
 
All of a sudden with the bass reduced, these IEMs start to shine.  The bass is where it should be – elevated but separate.  Mids are very clear, and upper mids and highs start to have some sparkle.  Clarity is actually pretty amazing for a sub $50 IEM.  I’m really enjoying these.  Everything about them is better – including perceptions of sound staging and imaging.  Yes they are still bassy, and still warm – but this time it’s a plus rather than a huge degradation of sound.  Why weren’t these voiced closer to this signature to start with? 
 
Summary
Well we’ve got to the end of the battle, and up to the 11th round it’s been an absorbing but contrasting fight.  The E212 owned the opening rounds, looking slimmer, more toned, and altogether better than it’s more generic ‘blocky and staid’ opponent.  But as we got closer to the 12th round it’s become apparent that the E212 is simply a 2 punch fighter (sub-bass and mid-bass).  The problem is that the PAA-1Pro has so much more versatility, and is the more rounded of the two.  It delivers near knock-out blows comparatively (sonically) and is actually very enjoyable.  For sub $50 the PAA-1Pro is a reasonable buy – and could be made an excellent buy if HSA could make it slightly more ergonomic (fit) and change the cabling (same as E212 hint, hint).
 
We get to the end of the 11th round, and the E212 – despite it’s devilishly flashy charm and good looks – looks out on its feet.  But wait – what is the corner/trainer doing for the final round?  Administering EQ (Accudio)?  Is that legal in this battle (who cares – right?).  The bell sounds.  The E212 steps up suddenly energised, nimble and skillful.  It’s over ladies and gentlemen, an unexpected knockout in the 12th.
 
The E212 OOTB runs a very poor 2nd to the PAA-1Pro sonically – but it’s because HSA has inexplicably crippled it by the amount of bass they’ve tuned into it’s default signature.  Dial that back a bit and you’re left with a very capable and good sounding IEM.  For sub $50 – especially for the aesthetics and build – with the new SQ – it’s a winner.  Sadly – many may end up being disappointed by this IEM.  I hope that if HSA will fix this with the next ones they release. 
 
Quick Comparison PAA-1Pro to Apple Earpods/Sony Buds
My Earpods have Earskinz and foams fitted - giving slightly better seal and bass.
All 3 are voiced similarly - but both the Sonys and Earpods are slightly brighter voiced (less bass line).  The PAA-1Pro have a definite edge in actual clarity though, and are definitely sonically superior.  Bass on the PAA-1Pro has more impact and definition - yet does not feel unbalanced.  The ideal combo would be Earpod ergonomics and PAA-1Pro sonics.
 
Recommendations to HiSound Audio
Here is a short list of what I’d change if I could.  Hopefully this may be helpful to you Jack.
 
E212:
  1. Lose the fish
  2. Increase the number and variety of tips.  Driver flex may be tip dependent, so this may help with that as well.
  3. Add a chin slider
  4. Dial back the bass.  If you can – use an iDevice, grab the Accudio Pro app, apply the CX300 EQ, and you’ll get an idea of the capability of this IEM.  Great bass impact without the overpowering issues it has now.
 
PAA-1Pro
  1. Lose the fish
  2. Add a chin slider
  3. Change ergonomics slightly – rounder and slightly smaller?  More oval?
  4. Use the E212 cable
 
Once again Jack – thanks for the opportunity with these.  Loved the experience.  I have some other tips on the way for the E212, and I’d be more than happy to give you more feedback if it helps.
 

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