EarFun K4
The 90-hour battery life and triple-volume limit (74/85/94dBA) make these over-ears safe for kids, while 40mm drivers and Bluetooth 5.4 provide clear stereo sound. At just 213g and foldable, with five colorful LED light modes and a 10-minute fast charge for 8 hours, it combines portability with fun. Best for school-age children needing durable, hearing-safe headphones for tablets and travel, backed by Rohs2.0 and CPC safety certifications.
form factor over-ear
driver size mm 40
impedance ohms 32
Wireless 是
bluetooth version 5.4
battery life hours 90
54 综合评分
价格 €37
Snapshot
优缺点
Pros
- Strong battery (97th percentile) 97th
- Strong social proof (83th percentile) 83th
- Strong comfort (74th percentile) 74th
- Strong connectivity (71th percentile) 71th
Cons
- Below average anc (30th percentile)
- Below average build (34th percentile)
What owners think
用户口碑如何随时间变化
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用户口碑随时间保持稳定
85/100我们的 AI 口碑分析
基于 11 条带日期的客户评价，按日历季度分组。分期分析为英文。
The proof
性能表现
规格参数
完整规格参数
Design
| Form Factor | over-ear |
| Foldable | Yes |
| Weight | 0.2 kg / 0.5 lbs |
Audio
| Driver Size | 40 |
| Impedance | 32 |
| Codecs | EarFun K4 Kids Bluetooth Headphones, Wireless Headphones with LED Lights, 74/85/94dBA Volume Limited, Built-in Mic, 90H Playtime, Bluetooth 5.4 Over Ear Headphone for iPad/Tablet/School, Dark Black |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Wired Connector | 3.5mm |
Battery
| Battery Life | 90 |
| Fast Charging | 10-minute charging providing 8 hours battery life |
| Charging | USB-C |
Microphone
| Microphone | Yes |
Features
| Volume Limiting | Yes |
竞品对比
| Spec | EarFun K4 | JBL Live 770NC | TOZO HT3 HT3 | Soundcore Life Q20 A3025 | Sony WH-CH720N WHCH720N | QCY H3 H3 |
|---|---|---|---|---|---|---|
| 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 | 30 | 40 |
| Impedance Ohms | 32 | 32 | 16 | 16 | 325 | 32 |
| 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 | 5.3 | 6.0 | 5.0 | 5.2 | 5.4 |
| Battery Life Hours | 90 | 65 | 90 | 60 | 35 | 60 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K4 | 30.3 | 43.4 | 34.2 | 61.9 | 96.9 | 74 | 69.8 | 70.9 | 83.2 |
| JBL Live 770NC Compare | 97.5 | 78.2 | 97.2 | 84.7 | 91.4 | 50.1 | 69.8 | 99.9 | 91.5 |
| TOZO HT3 HT3 Compare | 87.2 | 84.8 | 95.8 | 98.9 | 96.9 | 50.1 | 96.1 | 96.6 | 91.5 |
| Soundcore Life Q20 A3025 Compare | 92.1 | 84.8 | 92.2 | 88.8 | 88.9 | 86.5 | 69.8 | 91 | 83.2 |
| Sony WH-CH720N WHCH720N Compare | 97.5 | 78.2 | 97.2 | 70.9 | 74.6 | 2.4 | 0 | 97.1 | 83.2 |
| QCY H3 H3 Compare | 92.1 | 82.5 | 76.8 | 85.7 | 84.5 | 86.5 | 69.8 | 96.6 | 83.2 |
Price
使用场景评分
完整评测即将发布。上方的规格、评分、价格和图表始终保持最新。
