EarFun K2
Its 85/94dB volume limiter meets WHO hearing safety guidelines, while the 40-hour battery and lightweight 175g foldable build make it practical for daily use. The CPC-certified, soft memory foam materials ensure a comfortable fit for younger ears without irritation. Best for parents seeking durable, volume-safe headphones for school, travel, or online learning.
form factor over-ear
driver size mm 40
impedance ohms 32
Wireless Yes
open closed back closed
bluetooth version 5.4
battery life hours 40
62 Overall Score
Price €35
Snapshot
Pros & Cons
Pros
- Strong comfort (100th percentile) 100th
- Strong social proof (92th percentile) 92th
- Strong sound (79th percentile) 79th
- Strong build (77th percentile) 77th
Cons
- Below average anc (30th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews — so you can see whether early praise held up.
Owner sentiment has improved over time
85/100Our AI sentiment read
Based on 13 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Foldable | Yes |
| Weight | 0.2 kg / 0.4 lbs |
| Ear Cushion | memory foam |
| Headband | memory foam |
Audio
| Driver Size | 40 |
| Impedance | 32 |
| Hi-Res Audio | Yes |
| Codecs | EarFun K2 Kids Bluetooth Headphones, Kids Headphones with Volume Limited, 40H Playtime, Built-in Mic, Stereo Sound, Foldable Over-Ear Headphone for School/Travel/iPad/Tablet, Green |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Wired Connector | 3.5mm |
| Detachable Cable | Yes |
Battery
| Battery Life | 40 |
| Charge Time | 2.5 |
| Charging | USB-C |
Microphone
| Microphone | Yes |
Features
| Volume Limiting | Yes |
vs Competition
| Spec | EarFun K2 | JBL Live 770NC | TOZO HT3 HT3 | Soundcore Life Q20 A3025 | QCY H3 H3 | Sony WH-CH720N WHCH720N |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | - | Dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 40 | 40 | 40 | 30 |
| Impedance Ohms | 32 | 32 | 16 | 16 | 32 | 325 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.4 | 5.3 | 6.0 | 5.0 | 5.4 | 5.2 |
| Battery Life Hours | 40 | 65 | 90 | 60 | 60 | 35 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K2 | 30.3 | 43.4 | 76.7 | 79.2 | 73.8 | 99.7 | 69.8 | 76.3 | 91.5 |
| JBL Live 770NC Compare | 97.5 | 78.1 | 97.2 | 84.6 | 91.4 | 50.3 | 69.8 | 99.9 | 91.5 |
| TOZO HT3 HT3 Compare | 87.2 | 84.8 | 95.8 | 98.9 | 97 | 50.3 | 96.2 | 96.5 | 91.5 |
| Soundcore Life Q20 A3025 Compare | 92.1 | 84.8 | 92.2 | 88.8 | 88.9 | 86.6 | 69.8 | 91 | 83.2 |
| QCY H3 H3 Compare | 92.1 | 82.4 | 76.7 | 85.6 | 84.6 | 86.6 | 69.8 | 96.5 | 83.2 |
| Sony WH-CH720N WHCH720N Compare | 97.5 | 78.1 | 97.2 | 70.8 | 74.7 | 2.4 | 0 | 97.1 | 83.2 |
Price
Value & Pricing
From €35
Amazon.it 1 offers From €35
May 3, 2026 €35
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
