EarFun K1
A switchable 85/94dB volume limiter and recycled, CPC-certified materials prioritize hearing safety and kid-proof durability, with 40mm drivers delivering full bass. The built-in SharePort lets a second headphone connect directly without a splitter, and the 175g foldable frame with nylon braided cable survives daily rough use. Best for parents needing a durable, hearing-safe wired headset for children using tablets or laptops for school and travel.
Snapshot
Pros & Cons
Pros
- Strong comfort (96th percentile) 96th
- Strong social proof (94th percentile) 94th
- Strong user sentiment (71st percentile) 71st
- Strong sound (66th percentile) 66th
Cons
- Below average connectivity (22nd percentile)
- Below average anc (32nd 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.
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 |
Audio
| Driver Type | dynamic |
| Driver Size | 40 |
| Impedance | 35 |
| Codecs | EarFun Kids Headphones Wired with Microphone, 85/94dB Volume Limit Headphones for Kids, Portable Wired Headphone with Shareport, Stereo Sound Foldable Headset for School/Tablet/iPad, Green Violet |
Noise Control
| ANC | No |
Connectivity
| Wireless | No |
| Wired Connector | 3.5mm |
Microphone
| Microphone | Yes |
Features
| Volume Limiting | Yes |
vs Competition
| Spec | EarFun K1 | Bowers & Wilkins Px8 S2 | Sennheiser MOMENTUM 4 | Sony ULT WEAR WHULT900N/B | Bose QuietComfort 884367-1100 | Beyerdynamic Aventho 1001609 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | on-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 42 | 40 | - | 45 |
| Impedance Ohms | 35 | - | 470 | 314 | 32 | 48 |
| Wireless | false | true | true | true | true | true |
| Active Noise Cancellation | false | true | true | true | true | true |
| Open Closed Back | - | closed | closed | closed | closed | closed |
| Bluetooth Version | - | 5.3 | 5.2 | 5.2 | 5.1 | 5.4 |
| Battery Life Hours | - | 30 | 60 | 30 | 24 | 40 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K1 | 32.1 | 47.6 | 35 | 65.6 | 44.7 | 95.7 | 70.6 | 22.3 | 93.9 |
| Bowers & Wilkins Px8 S2 Compare | 98 | 99.3 | 95.7 | 99.4 | 76.1 | 53.6 | 87.1 | 97.7 | 98.4 |
| Sennheiser MOMENTUM 4 Compare | 98 | 85.3 | 92.4 | 97.8 | 90.7 | 87.7 | 37.6 | 98.1 | 67.2 |
| Sony ULT WEAR WHULT900N/B Compare | 98 | 85.3 | 77.7 | 95.6 | 76.1 | 53.6 | 70.6 | 98.9 | 87.5 |
| Bose QuietComfort 884367-1100 Compare | 89.1 | 68.1 | 92.4 | 40.8 | 72.7 | 81 | 81.1 | 93.1 | 87.5 |
| Beyerdynamic Aventho 1001609 Compare | 98 | 79.2 | 95.7 | 98.3 | 81.5 | 53.6 | 0 | 97.7 | 55.1 |
Price
Value & Pricing
Amazon.co.jp 1 offer From ¥3,589
We started tracking prices for this product on Jul 18, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
