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Tronsmart KH02 Review | 93 Data compared

Avg. price:~ÂŁ20Form factor:on-earConnectivity:wirelessBattery life:45 hoursActive noise cancellation (ANC):no

Tronsmart KH02 Review: Compare 93 technical specifications and user reviews to see how this product ranks in the Headphones category and whether it is worth buying.

Tronsmart KH02
6.4/10

Overall score

Score
6.4/ 10
âś•
What it is
An overall evaluation of the headphones' quality, based on technical analyses and user reviews.
When it matters
When you need a quick reference to identify the best headphones on the market.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 61% of models
Score components

80%

5.9

Technical score

20%

8.5

User score

â–˛Better than 61% of headphones
7.5

Value for money

Value for money
7.5/ 10
âś•
What it is
An indicator that combines the headphones' overall rating with their cost.
When it matters
When you are looking for headphones that offer a strong balance of performance, features, and price.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 61% of models
Score components

70%

6.4

Overall score

30%

10

Price

â–˛Better than 61%
5.9

Technical score

Technical score
5.9/ 10
âś•
What it is
An assessment of technical performance for products in the Headphones category across these key areas: Sound, Calls & Controls, Connectivity, Features, Battery, Design.
When it matters
When you want to compare headphones based on technical performance and available features.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 52% of models
Score components

52%

5.9

Sound

20%

4.0

Features

10%

8.2

Design

8%

6.4

Connectivity

6%

7.4

Battery

4%

6.4

Calls & Controls

â–˛Better than 52%
8.5

User score

User score
8.5/ 10
âś•
What it is
A rating that combines user reviews and the total number of reviews received by the headphones.
When it matters
When you want to understand how headphones perform in real listening and how reliable they are in terms of comfort, audio quality, battery life, and long-term use.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 82% of models
Score components

70%

9.0

User ratings

30%

7.4

Number of reviews

Based on 1,036 buyer reviews from online shops.
Read buyer reviews on Amazon →
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
â–˛Better than 82%
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Best prices
*As an Amazon Associate, we earn from qualifying purchases.
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of pair of headphones Tronsmart KH02

Technical score
Technical score
5.9/ 10
âś•
What it is
An assessment of technical performance for products in the Headphones category across these key areas: Sound, Calls & Controls, Connectivity, Features, Battery, Design.
When it matters
When you want to compare headphones based on technical performance and available features.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 52% of models
Score components:

52%

5.9

Sound

20%

4.0

Features

10%

8.2

Design

8%

6.4

Connectivity

6%

7.4

Battery

4%

6.4

Calls & Controls

5.9
User score
User score
8.5/ 10
âś•
What it is
A rating that combines user reviews and the total number of reviews received by the headphones.
When it matters
When you want to understand how headphones perform in real listening and how reliable they are in terms of comfort, audio quality, battery life, and long-term use.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 82% of models
Score components

70%

9.0

User ratings

30%

7.4

Number of reviews

Based on 1,036 buyer reviews from online shops.
Read buyer reviews on Amazon →
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
8.5
Popularity
Popularity
7.4/ 10
âś•
What it is
An indicator based on the number of reviews received by the headphones.
When it matters
When you prefer headphones that have already been chosen and reviewed by many other users.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 69% of models
Popularity:
Tronsmart KH02 has a popularity score of 7.4 points, which is higher than that of 69.1% of products in this category.
7.4
Value for money
Value for money
7.5/ 10
âś•
What it is
An indicator that combines the headphones' overall rating with their cost.
When it matters
When you are looking for headphones that offer a strong balance of performance, features, and price.
Score distribution
â–Ľ
<55-66-77-88-99-10
â–˛ Better than 61% of models
Score components:

70%

6.4

Overall score

30%

10

Price

7.5
Active noise cancellation (ANC)
no
This pair of headphones does not support active noise cancellation. 27.5% of headphones support active noise cancellation.
Driver type
dynamic
Driver size
40 mm
Market range: <10 mm – >50 mm
This pair of headphones uses a driver size of 40 mm, larger driver size than 28.6% of headphones and equal to 53.3% of headphones.
Number of drivers
1
Market range: <1 – >4
This pair of headphones uses 1 drivers, fewer drivers than 4% of headphones and equal to 96% of headphones.
Lowest frequency
20 Hz
Market range: <5 Hz – >20 Hz
This pair of headphones reaches a lowest frequency of 20 Hz, higher lowest frequency than 50.8% of headphones and equal to 47.3% of headphones.
Show more
Noise-canceling microphone
no
This pair of headphones does not support a noise-canceling microphone. 39% of headphones support noise-canceling microphones.
Can be used as a headset
yes
This pair of headphones is headset-ready, 84.8% is not. 15.2% of headphones can be used as headsets.
Number of microphones
1
Market range: <0 – >4
This pair of headphones has 1 microphones, more microphones than 26.9% of headphones and equal to 50.9% of headphones.
Boom microphone
no
This pair of headphones does not include a boom microphone. 13.5% of headphones have a boom microphone.
Microphone SNR
?
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Connectivity
wireless
This pair of headphones supports wireless connectivity, more flexible connectivity than 50.8% of headphones and equal to 49.2% of headphones.
Bluetooth version
5.3
This pair of headphones uses Bluetooth version 5.3, newer Bluetooth version than 88.7% of headphones and equal to 6.5% of headphones.
Maximum Bluetooth range
15 m
Market range: <10 m – >15 m
This pair of headphones offers a Bluetooth range of 15 m, higher Bluetooth range than 84.9% of headphones and equal to 6.2% of headphones.
Audio latency
120 ms
Market range: <40 ms – >222 ms
This pair of headphones has audio latency of 120 ms, lower audio latency than 53.3% of headphones and equal to 0.5% of headphones.
Multipoint support
no
This pair of headphones does not support multipoint. 30.6% of headphones support multipoint.
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Ambient sound mode
no
This pair of headphones does not offer ambient sound mode. 24.9% of headphones support ambient sound mode.
EQ support
no
This pair of headphones does not support EQ customization. 23.2% of headphones support EQ.
Companion app
no
This pair of headphones does not work with a companion app. 21.6% of headphones support companion apps.
Adjustable ANC levels
N/A
Voice assistant support
no
This pair of headphones does not support voice assistants. 60.9% of headphones support voice assistants.
Show more
Battery life
45 hours
Market range: <10 hours – >70 hours
This pair of headphones offers battery life of 45 hours, higher battery life than 68.6% of headphones and equal to 2.2% of headphones.
Battery life with ANC
N/A
Charging time
2 hours
Market range: <1.5 hours – >3.5 hours
This pair of headphones needs 2 hours to charge, lower charging time than 47.8% of headphones and equal to 39% of headphones.
Quick charge
no
This pair of headphones does not support quick charging. 33.1% of headphones support quick charge.
Battery capacity
400 mAh
Market range: <290 mAh – >1k mAh
This pair of headphones has a battery capacity of 400 mAh, lower battery capacity than 69.7% of headphones and equal to 8.6% of headphones.
Show more
Brand name
Tronsmart
Form factor
on-ear
Weight
170 g
Market range: <14 g – >340 g
This pair of headphones weighs 170 g, lighter than 64.1% of headphones and equal to 1.1% of headphones.
Acoustic design
closed-back
Clamp force
2.7
Market range: <2.5 – >6.1
This pair of headphones has a clamp force of 2.7, lower clamp force than 85.5% of headphones and equal to 2.3% of headphones.
source range 250-300 gf (~2.7 N).
Show more

Tronsmart KH02 vs the average pair of headphones

246810TotalDesignSoundBatteryConnectivityCalls & ControlsFeatures
  • More flexible connectivity
    This pair of headphones offers more flexible connectivity than the average pair of headphones (wireless vs wired). The average headphones support wired connectivity.
    wireless vs wired
  • LDAC support
    This pair of headphones supports LDAC, the average pair of headphones does not. 8.1% of headphones support LDAC.
  • AptX Adaptive support
    This pair of headphones supports aptX Adaptive, the average pair of headphones does not. 6.7% of headphones support aptX Adaptive.
  • On-device controls
    This pair of headphones includes on-device controls, the average pair of headphones does not. 46.8% of headphones support on-device controls.
  • 5 m longer Bluetooth range
    This pair of headphones has a higher Bluetooth range than the average pair of headphones (15 m vs 10 m). The average headphones offer a Bluetooth range of 10 m.
    15 m vs 10 m
  • 1.6 lower clamp force
    This pair of headphones has a lower clamp force than the average pair of headphones (2.7 vs 4.3). The average headphones have a clamp force of 4.3.
    source range 250-300 gf (~2.7 N).
    2.7 vs 4.3
  • AAC codec support
    This pair of headphones supports AAC, the average pair of headphones does not. 32.2% of headphones support AAC.
  • 15 hours longer battery life
    This pair of headphones has a higher battery life than the average pair of headphones (45 hours vs 30 hours). The average headphones offer battery life of 30 hours.
    45 hours vs 30 hours
  • 4.5x cheaper
    Tronsmart KH02 is cheaper than the average pair of headphones (ÂŁ20 vs ÂŁ90).
    ÂŁ20 vs ÂŁ90
  • 6.6% higher user score
    User score
    8.5/ 10
    âś•
    What it is
    A rating that combines user reviews and the total number of reviews received by the headphones.
    When it matters
    When you want to understand how headphones perform in real listening and how reliable they are in terms of comfort, audio quality, battery life, and long-term use.
    Score distribution
    â–Ľ
    â–Ľ
    <55-66-77-88-99-10
    Tronsmart KH02
    the average pair of headphones
    Tronsmart KH02 has a higher user score than the average pair of headphones (8.53 vs 8.000).
    8.53 vs 8
  • 1.6 lower clamp force
    This pair of headphones has a lower clamp force than the average pair of headphones (2.7 vs 4.3). The average headphones have a clamp force of 4.3.
    source range 250-300 gf (~2.7 N).
    2.7 vs 4.3
  • Foldable design
    This pair of headphones has a foldable design, the average pair of headphones does not. 48.3% of headphones are foldable.
  • 22% lower weight
    This pair of headphones is lighter than the average pair of headphones (170 g vs 218 g). The average pair of headphones weighs 218 g.
    170 g vs 218 g
  • Kid-friendly design
    This pair of headphones has a kid-friendly design, the average pair of headphones does not. 3.6% of headphones are designed for kids.
  • Water resistance
    This pair of headphones is water resistant, the average pair of headphones is not. 20.2% of headphones are water resistant.
  • 15 hours longer battery life
    This pair of headphones has a higher battery life than the average pair of headphones (45 hours vs 30 hours). The average headphones offer battery life of 30 hours.
    45 hours vs 30 hours
  • USB-C charging
    This pair of headphones uses USB-C charging, the average pair of headphones does not. 29.5% of headphones use USB Type-C.
  • Rechargeable battery
    This pair of headphones has a rechargeable battery, the average pair of headphones does not. 47.9% of headphones have a rechargeable battery.
  • More flexible connectivity
    This pair of headphones offers more flexible connectivity than the average pair of headphones (wireless vs wired). The average headphones support wired connectivity.
    wireless vs wired
  • LDAC support
    This pair of headphones supports LDAC, the average pair of headphones does not. 8.1% of headphones support LDAC.
  • AptX Adaptive support
    This pair of headphones supports aptX Adaptive, the average pair of headphones does not. 6.7% of headphones support aptX Adaptive.
  • 5 m longer Bluetooth range
    This pair of headphones has a higher Bluetooth range than the average pair of headphones (15 m vs 10 m). The average headphones offer a Bluetooth range of 10 m.
    15 m vs 10 m
  • AAC codec support
    This pair of headphones supports AAC, the average pair of headphones does not. 32.2% of headphones support AAC.
  • On-device controls
    This pair of headphones includes on-device controls, the average pair of headphones does not. 46.8% of headphones support on-device controls.
  • 8 newer release date
    This pair of headphones was released more recently than the average pair of headphones (2024 vs 2016). The average headphones were released in 2016.
    April 2024
    2024 vs 2016
  • No voice assistant support
    This pair of headphones does not support voice assistants, the average pair of headphones does. 60.8% of headphones support voice assistants.
  • 9 dB/mW lower sensitivity
    This pair of headphones has a lower sensitivity than the average pair of headphones (93 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    93 dB/mW vs 102 dB/mW
  • 2 Hz weaker bass extension
    This pair of headphones has a higher lowest frequency than the average pair of headphones (20 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
    20 Hz vs 18 Hz
  • 31% lower battery capacity
    This pair of headphones has a lower battery capacity than the average pair of headphones (400 mAh vs 580 mAh). The average headphones have a battery capacity of 580 mAh.
    400 mAh vs 580 mAh
  • No travel bag
    This pair of headphones does not include a travel bag, the average pair of headphones does. 65.4% of headphones include a travel bag.
  • No neodymium magnet
    This pair of headphones does not use neodymium magnets, the average pair of headphones does. 81.9% of headphones use neodymium magnets.
  • 17 dB lower max SPL
    This pair of headphones has a lower max SPL than the average pair of headphones (93 dB vs 110 dB). The average headphones reach a max SPL of 110 dB.
    93 dB vs 110 dB
  • 10 dB SPL lower sound pressure level
    This pair of headphones has a lower sound pressure level than the average pair of headphones (93 dB SPL vs 103 dB SPL). The average headphones reach a sound pressure level of 103 dB SPL.
    93 dB SPL vs 103 dB SPL
  • No travel bag
    This pair of headphones does not include a travel bag, the average pair of headphones does. 65.4% of headphones include a travel bag.
  • 9 dB/mW lower sensitivity
    This pair of headphones has a lower sensitivity than the average pair of headphones (93 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    93 dB/mW vs 102 dB/mW
  • 2 Hz weaker bass extension
    This pair of headphones has a higher lowest frequency than the average pair of headphones (20 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
    20 Hz vs 18 Hz
  • No neodymium magnet
    This pair of headphones does not use neodymium magnets, the average pair of headphones does. 81.9% of headphones use neodymium magnets.
  • 17 dB lower max SPL
    This pair of headphones has a lower max SPL than the average pair of headphones (93 dB vs 110 dB). The average headphones reach a max SPL of 110 dB.
    93 dB vs 110 dB
  • 10 dB SPL lower sound pressure level
    This pair of headphones has a lower sound pressure level than the average pair of headphones (93 dB SPL vs 103 dB SPL). The average headphones reach a sound pressure level of 103 dB SPL.
    93 dB SPL vs 103 dB SPL
  • 31% lower battery capacity
    This pair of headphones has a lower battery capacity than the average pair of headphones (400 mAh vs 580 mAh). The average headphones have a battery capacity of 580 mAh.
    400 mAh vs 580 mAh
  • No voice assistant support
    This pair of headphones does not support voice assistants, the average pair of headphones does. 60.8% of headphones support voice assistants.

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Expert reviews

In-depth analysis and verdict from leading tech publications

P
produkt-tests.com
01/06/2024
Summary of the review
Tronsmart KH01 and Wireless KH02 Kids Headphones Review
(Translated)Show original
R
rtl.de
18/08/2024
Summary of the review
Tronsmart Kinderkopfhörer im Vergleichstest – Sicherer Hörspaß für die Kleinen?
(Translated)Show original

Third-party reviews

Based on 1,036 buyer reviews from online shops.
Reviews last updated: June 2026 · How we calculate this
Read buyer reviews on Amazon →

What we like about Tronsmart KH02

  • Comfortable fit with plush earpads and adjustable headband suitable for children
  • Excellent battery life providing up to 45 hours of playtime on a single charge
  • Parent-friendly volume limiting feature with three safety levels (74dB/85dB/93dB)
  • Durable and flexible build quality capable of withstanding twists and rough handling
  • Versatile dual-mode connectivity allowing both wireless Bluetooth 5.3 and wired 3.5mm use
  • Quick and stable Bluetooth pairing with various devices

What we don't like about Tronsmart KH02

  • Volume limiting and noise-cancelling functions may not work when used in wired mode
  • Lacks advanced audio features like active noise cancellation (ANC) and spatial audio
  • Occasional reports of Bluetooth connectivity issues or units failing to charge
  • Does not support multipoint connectivity for multiple devices simultaneously
  • Audio fidelity may be insufficient for audiophiles or heavy gaming needs

Verdict

The Tronsmart KH02 is a set of wireless over-ear headphones specifically designed for children, featuring 40mm dynamic drivers and Bluetooth 5.3 technology with a 15-meter range. Its primary characteristics include a triple-level safe volume limiter (74dB, 85dB, and 93dB) to protect developing hearing and a versatile dual-mode design that allows for both wireless use and wired listening via a 3.5mm jack. Key pros include an impressive battery life of up to 45 hours, a durable and twistable headband tested for thousands of flexes, and soft protein leather earpads for all-day comfort. However, notable cons include reported inconsistencies in Bluetooth connection stability, a lack of active noise cancellation (ANC) in this specific model, and the fact that the microphone and volume limiter functions are often unavailable when used in wired mode.

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