Knowledge Zenith (KZ) impressions thread
Sep 10, 2019 at 8:23 AM Post #47,491 of 63,836
I just got my BQEYZ KB1 ($20USD) and it sounds like a well tuned KZ! OMG. I've been waiting for KZ to do this for years. It doesn't sound as exciting as the ZSN but it sounds great none-the-less for hours of listening at a time.

If KZ can start using better components they will have a winning brand and it will show as this is the largest earphone thread on Head-Fi.

On a side note - I got my NiceHCK copper 16 core cable as well and on the non-Pro ZS10 the music sounds much worse than the ZSN Copper cable, which doesn't sound bad at all. That ZSN cable is less than 50% of the price of the 16 core and it sounds a 100x better!

In other cable news, it was said on the cable thread that 16 core cables don't sound as good as 4 core and 8 core ones, so this will be the last 16 core cable for me.
I think the big thing is that BQEYZ actually spends time tuning their BA drivers and as a result get a smoother less harshy treble then KZ.
Sounds like they tides have turned a bit though with the ZSX and possibly the C12. Cant wait to see whats next.

Still love the ES4 and the ZSN though. ES4 is tethered to BT20 and is a hip hop machine and ZSN's harshy treble is actually really good for Punk/Garage Rock. Atleast for me it is. Love the way guitars sound a little hairy with them. Good stuff KZ!
 
Sep 10, 2019 at 9:58 AM Post #47,492 of 63,836
I just got my BQEYZ KB1 ($20USD) and it sounds like a well tuned KZ! OMG. I've been waiting for KZ to do this for years. It doesn't sound as exciting as the ZSN but it sounds great none-the-less for hours of listening at a time.

If KZ can start using better components they will have a winning brand and it will show as this is the largest earphone thread on Head-Fi.

On a side note - I got my NiceHCK copper 16 core cable as well and on the non-Pro ZS10 the music sounds much worse than the ZSN Copper cable, which doesn't sound bad at all. That ZSN cable is less than 50% of the price of the 16 core and it sounds a 100x better!

In other cable news, it was said on the cable thread that 16 core cables don't sound as good as 4 core and 8 core ones, so this will be the last 16 core cable for me.
Such difference in cables indicates source-dependence and limitations of the source rather than problems with cables. (I had similar experience with AS10 and non-balanced output of my DAP, where the setup with original cable sounded much better to my ears compared to using upgrade cables)

I do very much like 8- and 16-core cables - they work very well over ear, no microphonics and jewelry-like look as a bonus :)

I do not expect them to sound different based on their number of cores, impedance (resistance, capacitance, inductance...) but colours - are a different matter! Lght blue is fantastic, as well as violet; silver-coloured ones give liveliness and sparkles, and then the green sound best with golden AS12 :) :)
 
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Sep 10, 2019 at 11:56 AM Post #47,493 of 63,836
thanks for this, alright thats what i need to know, I dont need louder sound from BT20 as i never past around 90% volume. I just upgrade when my old BT20 down someday, or any significant upgrade with new model.



yes, "waterproof" in ip5 rating, or sweat proof actually with old BT20 have complaints about died after gym use. Nooo you still cant hear them while diving in swimming pool / sea :grin:
and yes there is an improvement with battery life also, but i seldom ran out of battery, power bank does its job well

For me, the better build quality is the main factor. My bt20 button, especially the left side, can't be pushed after I unplug the charger connection because the connector inside will move around. So I have to take a small plier to pull the connector back out a little bit. All of my complains from bt20 are fixed in bt20s.
 
Sep 10, 2019 at 1:57 PM Post #47,495 of 63,836
I received the ZSX yesterday... And they are killing my ears. Specifically, the pinna. Because this is my first set of IEM, should I expect this pain to subside? Is there a so-called break-in period as far as ear comfort is concerned? It's kind of funny, because there is hardly any pressure from the IEM. It just seems like my ears become sensitive after some time.
 
Sep 10, 2019 at 2:55 PM Post #47,496 of 63,836
How big is the ZSX compared to the ZS10 Pro? I have zero motivation to replace the ZS10 Pro unless there is something that sounds just as good that is smaller & lighter for a little better fit.
From what little I've read the ZSX is bigger, and if that's the case I would recommend the ZS10 Pro as both fit & sound are important, and it definitely sounds great.

I am only going by photos because I don’t own the ZSX. But from what I can tell, the ZSX is based off the ZSR shell. And of course the ZS10 Pro is based off the ZSN shell (which is based off the ZST shell).

If I am right about the ZSX being based off the ZSR, I personally wasn’t a fan of the ZSR fit. It was a little odd for my ears; like long or deep or bulbous. I couldn’t quite put my finger on it.
 
Sep 10, 2019 at 3:04 PM Post #47,497 of 63,836
I received the ZSX yesterday... And they are killing my ears. Specifically, the pinna. Because this is my first set of IEM, should I expect this pain to subside? Is there a so-called break-in period as far as ear comfort is concerned? It's kind of funny, because there is hardly any pressure from the IEM. It just seems like my ears become sensitive after some time.

This might sound dumb, but are you sure you actually have them oriented properly?

Here’s the right vs wrong way to wear them. ‘Pointy’ part goes down, cable points back and goes up and around the ear.

Right:
58875903-FDCC-4FDD-A2F5-1662770FCF1C.jpeg
11B7E5B3-D329-49A8-9283-CDB6AEA29ADD.jpeg

Wrong:
343E6FBB-D734-4C6D-8DB6-F786CB6740EC.jpeg
DF094B4B-30E0-46DA-8E28-912DA13AF930.jpeg
DA89436C-DEC3-41B6-BEEA-EBAEB7C4FD19.jpeg

Also left and right side are important, because the nozzles are angled. So make sure left and right shells are correct.

1. Hold up the IEM so that the ‘pointy’ part of the shell is facing down.
2. Now look at what direction the nozzle/eartip is pointing towards.
3. If the nozzle/eartip is pointing to the LEFT, then that’s the LEFT IEM shell.
4. If the nozzle/eartip is pointing to the RIGHT, then that’s the RIGHT IEM shell.

04F8864A-B9DF-44BF-BC0D-60F57DD4F111.jpeg
 

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Sep 10, 2019 at 3:17 PM Post #47,498 of 63,836
I couldn't use my zsr for more than an hour or my ear will starting to hurt. But, the zsx surprisingly doesn't give me any pressure or pain. I wonder if you can shave off the extra fin on the zsx.PicsArt_09-10-12.12.28.jpg
 
Sep 10, 2019 at 3:22 PM Post #47,499 of 63,836
I received the ZSX yesterday... And they are killing my ears. Specifically, the pinna. Because this is my first set of IEM, should I expect this pain to subside? Is there a so-called break-in period as far as ear comfort is concerned? It's kind of funny, because there is hardly any pressure from the IEM. It just seems like my ears become sensitive after some time.

Welcome to the world of IEMs. No one make is going to fit all people comfortably. Assuming they are inserted correctly in your ears, they shouldn't hurt at all. If they do hurt then that style is not for you. Its a shame that most of us can't try before buy.
 
Sep 10, 2019 at 3:23 PM Post #47,500 of 63,836
I am only going by photos because I don’t own the ZSX. But from what I can tell, the ZSX is based off the ZSR shell. And of course the ZS10 Pro is based off the ZSN shell (which is based off the ZST shell).

If I am right about the ZSX being based off the ZSR, I personally wasn’t a fan of the ZSR fit. It was a little odd for my ears; like long or deep or bulbous. I couldn’t quite put my finger on it.

Yup, right about it being based of the ZSR's shell. Here are some side by side pictures I found on Twitter.
IMG_20190910_201634.jpg
IMG_20190910_201228.jpg

Very similar indeed. Looking just a bit smaller on the ZSX. Those ZSR's though. Gigantic. Lol. Nozzle size alone is quite scary.
 
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Sep 10, 2019 at 4:39 PM Post #47,502 of 63,836
I received the ZSX yesterday... And they are killing my ears. Specifically, the pinna. Because this is my first set of IEM, should I expect this pain to subside? Is there a so-called break-in period as far as ear comfort is concerned? It's kind of funny, because there is hardly any pressure from the IEM. It just seems like my ears become sensitive after some time.
Actually, i've found that my ears do need some time to get used to a new iem's shape. It happened both with the ZST and the ZSR. At first i'd start to feel a bit of pain in some points of the ear after a little while, but keeping on using them for a couple days gave my ears the time to "get used to it", and now none of the two gives me issues. Now i actually find the ZSR incredibly comfortable, probably the most comfortable iems i ever owned.
And i'm pretty sure i had the same thing happen with the shure se215 back when i first got those.

Also, make sure you find the right position for the earpieces, rotating them even a couple degrees up or down can make all the difference with this kind of shape!
 
Sep 10, 2019 at 4:48 PM Post #47,503 of 63,836
I am only going by photos because I don’t own the ZSX. But from what I can tell, the ZSX is based off the ZSR shell. And of course the ZS10 Pro is based off the ZSN shell (which is based off the ZST shell).

If I am right about the ZSX being based off the ZSR, I personally wasn’t a fan of the ZSR fit. It was a little odd for my ears; like long or deep or bulbous. I couldn’t quite put my finger on it.
I got a chuckle out of some of these photos. Thanks. But I get your point, and I am wearing them correctly.
 
Sep 10, 2019 at 4:51 PM Post #47,504 of 63,836
I couldn't use my zsr for more than an hour or my ear will starting to hurt. But, the zsx surprisingly doesn't give me any pressure or pain. I wonder if you can shave off the extra fin on the zsx.

Following the photo, it's the Antitragus that is "pained". It's kind of strange, because I can touch/poke/squeeze the same area with my fingers, and feel no pain. It's only after wearing the IEMs for 2+ hours that I have discomfort. The human body is weird.
 
Sep 10, 2019 at 4:54 PM Post #47,505 of 63,836
Actually, i've found that my ears do need some time to get used to a new iem's shape. It happened both with the ZST and the ZSR. At first i'd start to feel a bit of pain in some points of the ear after a little while, but keeping on using them for a couple days gave my ears the time to "get used to it", and now none of the two gives me issues. Now i actually find the ZSR incredibly comfortable, probably the most comfortable iems i ever owned.
And i'm pretty sure i had the same thing happen with the shure se215 back when i first got those.

Also, make sure you find the right position for the earpieces, rotating them even a couple degrees up or down can make all the difference with this kind of shape!
I'm hoping that's the case. I'll give them a few more days.
 

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