7Hz Salnotes Zero vs CVJ KE-S: which should you buy?

Specs, scores and condensed review verdicts for the 7Hz Salnotes Zero vs CVJ KE-S, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.

Wired IEMs

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

7Hz Salnotes Zero leads on 3 of 4 measures.

7Hz Salnotes Zero
CVJ KE-S

HearWiki score

Sound

7.4

Value

8.8

Price (USD)

$20

$10

Generation & platform

The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?

Same generation

CVJ KE-S (2023) against 7Hz Salnotes Zero (2022). These are the same generation of hardware - nothing in the radio, the codecs or the noise cancelling separates them. Nothing separates them on convenience features either, so the choice comes down to tuning and price.

Salnotes Zero2022
KE-S20231 yr newer

Specifications

Salnotes ZeroKE-S

Type: Wired IEMs; Wired IEMs
Price (USD): $20; $10
HearWiki score: 75; Not scored
Released: 2022; 2023
Availability: Still sold new; Discontinued
Driver: 1DD; -
Driver type: dynamic; -
Driver configuration: 1DD; -
Driver size: 10 mm; -
Drivers per side: 1; -
Impedance: 32 Ω; -
Active noise cancelling: No; -
Weight: 5.8 g; -
Detachable cable: Yes; -
Connector: 2-pin 0.78 mm; -

Specification comparison of 7Hz Salnotes Zero vs CVJ KE-S
Spec	7Hz Salnotes Zero	CVJ KE-S
Type	Wired IEMs	Wired IEMs
Price (USD)	$20	$10
HearWiki score	75 / 100 Great	Not scored
Released	2022	2023
Audio
Driver	1DD	-
Driver type	dynamic	-
Driver configuration	1DD	-
Driver size	10 mm	-
Drivers per side	1	-
Impedance	32 Ω	-
Features
Active noise cancelling	No	-
Design
Weight	5.8 g	-
Detachable cable	Yes	-
Connector	2-pin 0.78 mm	-

What reviewers said

7Hz Salnotes Zero

The 7Hz Salnotes Zero is a wired, ultra-budget IEM that delivers a clean, balanced sound signature well beyond its price point. With a lightweight build and easy-to-drive 10mm dynamic driver, it’s a strong entry-level choice for listeners seeking neutral-leaning audio. Its main limitations are the lack of wireless features and any formal water-resistance rating, but for the cost, the tuning and value are exceptional.

Pro:Excellent neutral tuning for the price
Pro:Very lightweight and comfortable
Pro:Easy to drive from any source

Con:No wireless or ANC capabilities
Con:No official water-resistance rating
Con:Build feels basic compared to pricier models

CVJ KE-S

The CVJ KE-S is a wallet-friendly wired in-ear monitor that relies on a single dynamic driver to deliver sound. It uses a standard QDC-style two-pin connector and is aimed squarely at first-time buyers or anyone seeking a no-frills, ultra-affordable listening solution. With no active noise cancellation, it keeps things simple and purely analog.

Pro:Very affordable price point
Pro:Lightweight and comfortable fit
Pro:Standard 2-pin connector allows cable swapping

Con:No noise isolation features
Con:Build quality may feel basic
Con:Limited soundstage and detail retrieval

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

Compare something else

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New comparison 7Hz Salnotes Zero CVJ KE-S