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.
이 Headphones 정보
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 40 mm
- Impedance ohms 32
- Wireless
- Bluetooth version 5.4
- Battery life hours 90
개요
성능
장단점
Pros
- Strong battery (97th percentile) 97th
- Strong social proof (79th percentile) 79th
- Strong comfort (75th percentile) 75th
- Strong connectivity (72th percentile) 72th
Cons
- Below average anc (31th percentile) 31th
- Below average build (35th percentile) 35th
사양
전체 사양
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 min for 8 hours playback |
| Charging | USB-C |
Microphone
| Microphone | Yes |
Features
| Volume Limiting | Yes |
가성비 분석
경쟁 제품 비교
| Spec | EarFun K4 | JBL Live 770NC | TOZO HT3 HT3 | Soundcore Space One A3035Z11 | Sony WH-CH720N WHCH720N | Audio-Technica ATH-S300BT ATH-S300BT |
|---|---|---|---|---|---|---|
| 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 | 45 |
| 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 | 5.3 | 5.2 | 5.1 |
| Battery Life Hours | 90 | 65 | 90 | 40 | 35 | 90 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K4 | 30.6 | 44.4 | 34.5 | 62.4 | 97.1 | 74.7 | 70.2 | 72 | 78.8 |
| JBL Live 770NC Compare | 97.5 | 78.8 | 97.2 | 85 | 91.7 | 50.8 | 70.2 | 100 | 98.7 |
| TOZO HT3 HT3 Compare | 87.4 | 85.4 | 95.8 | 98.9 | 97.1 | 50.8 | 96.3 | 96.7 | 98.7 |
| Soundcore Space One A3035Z11 Compare | 97.5 | 83 | 87.3 | 92.5 | 79 | 86.7 | 70.2 | 95.3 | 96.4 |
| Sony WH-CH720N WHCH720N Compare | 97.5 | 78.8 | 97.2 | 71.1 | 75.6 | 2.4 | 0 | 97.2 | 86.8 |
| Audio-Technica ATH-S300BT ATH-S300BT Compare | 92.3 | 57.5 | 77.1 | 62.4 | 97.1 | 50.8 | 0 | 98.6 | 98.7 |
용도별 점수
전체 리뷰가 곧 제공됩니다. 위의 사양, 점수, 가격 및 차트는 항상 최신 상태로 유지됩니다.
