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.
このHeadphonesについて
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
概要
パフォーマンス
メリットとデメリット
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
スペック
全スペック一覧
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 |
コストパフォーマンス
競合製品との比較
| Spec | EarFun K4 | TOZO HT3 HT3 | JBL Junior 320BT | Soundcore Life Q20 A3025 | QCY H3 H3 | truefree HF10 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | on-ear | over-ear | over-ear | over-ear |
| Driver Type | - | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 40 | 40 | 40 | 40 |
| Impedance Ohms | 32 | 16 | 32 | 16 | 32 | 20 |
| 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 | 6.0 | 5.3 | 5.0 | 5.4 | 6.0 |
| Battery Life Hours | 90 | 90 | 50 | 60 | 60 | 125 |
| 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 |
| TOZO HT3 HT3 Compare | 87.4 | 85.4 | 95.8 | 98.9 | 97.1 | 50.8 | 96.3 | 96.7 | 98.7 |
| JBL Junior 320BT Compare | 97.5 | 85.4 | 77.1 | 79.5 | 83.9 | 91.6 | 0 | 99 | 93.3 |
| Soundcore Life Q20 A3025 Compare | 92.3 | 85.4 | 92.2 | 88.8 | 89.4 | 86.7 | 0 | 91.1 | 98.7 |
| QCY H3 H3 Compare | 92.3 | 83 | 77.1 | 86 | 85.4 | 86.7 | 70.2 | 96.7 | 78.8 |
| truefree HF10 Compare | 92.3 | 85.4 | 95.8 | 82.1 | 99.7 | 79.6 | 87.4 | 94.5 | 86.8 |
用途別スコア
詳細なレビューは近日公開予定です。上記のスペック、スコア、価格、チャートは常に最新です。
