EarFun K2 Kids
The 40-hour battery life and Bluetooth 5.4 connectivity provide all-day, stable wireless use for school and travel. Its CPC-certified, RoHS-compliant build with a bendable headband and soft memory foam earpads prioritizes durability and comfort, while the 74/85/94dB volume limiter actively protects young ears. This headphone is best for parents seeking a safe, long-lasting wireless option for children’s online learning and entertainment.
form factor over-ear
driver size mm 40
impedance ohms 32
Wireless Yes
bluetooth version 5.4
battery life hours 40
57 Overall Score
Price ¥0
Snapshot
Pros & Cons
Pros
- Strong comfort (100th percentile) 100th
- Strong social proof (91st percentile) 91st
- Strong sound (79th percentile) 79th
- Strong battery (73rd percentile) 73rd
Cons
- Below average anc (30th percentile)
- Below average build (34th 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 |
| 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, Violet |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Wired Connector | 3.5mm |
Battery
| Battery Life | 40 |
| Charge Time | 2.5 |
| Charging | USB-C |
Microphone
| Microphone | Yes |
Features
| Volume Limiting | Yes |
vs Competition
| Spec | EarFun K2 Kids | Sennheiser MOMENTUM 4 | Bowers & Wilkins Px8 S2 | Sony ULT WEAR WHULT900N/B | Bose QuietComfort Ultra 2nd Gen | TOZO HT3 |
|---|---|---|---|---|---|---|
| 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 | 42 | 40 | 40 | - | 40 |
| Impedance Ohms | 32 | 470 | - | 314 | 32 | 16 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Open Closed Back | - | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.4 | 5.2 | 5.3 | 5.2 | 5.4 | 6.0 |
| Battery Life Hours | 40 | 60 | 30 | 30 | 30 | 90 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K2 Kids | 30.1 | 42.9 | 33.7 | 78.7 | 73.4 | 99.7 | 69.9 | 70.4 | 91.4 |
| Sennheiser MOMENTUM 4 Compare | 97.4 | 84.2 | 92 | 97.6 | 88.7 | 86.4 | 37.1 | 97.7 | 59.5 |
| Bowers & Wilkins Px8 S2 Compare | 97.4 | 99.3 | 95.7 | 99.4 | 71.3 | 50.1 | 87 | 97.3 | 97.5 |
| Sony ULT WEAR WHULT900N/B Compare | 97.4 | 84.2 | 75.9 | 94.9 | 71.3 | 50.1 | 69.9 | 98.9 | 83.2 |
| Bose QuietComfort Ultra 2nd Gen Compare | 91.9 | 77.5 | 97.1 | 46.3 | 71.3 | 50.1 | 87 | 99.7 | 83.2 |
| TOZO HT3 Compare | 87 | 84.2 | 95.7 | 98.9 | 96.9 | 50.1 | 96.1 | 96.3 | 91.4 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
