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.
حول هذا الـ Headphones
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
نظرة عامة
الأداء
المزايا والعيوب
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
المواصفات التقنية
المواصفات الكاملة
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 |
القيمة مقابل السعر
مقارنة بالمنافسين
| Spec | EarFun K4 | Sennheiser MOMENTUM 4 M4AEBT | Sony ULT WEAR WHULT900N/B | Technics EAH-A800 EAH-A800 | JBL Live 770NC | Audio-Technica ATH-S300BT ATH-S300BT |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | - | Dynamic | dynamic | PEEK/Polyurethane 3-Layer Diaphragm | Dynamic | dynamic |
| Driver Size (mm) | 40 | 42 | 40 | 40 | 40 | 40 |
| Impedance Ohms | 32 | 470 | 314 | 34 | 32 | 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 | 5.2 | 5.2 | 5.2 | 5.3 | 5.1 |
| Battery Life Hours | 90 | 60 | 30 | 50 | 65 | 90 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K4 | 30.8 | 44.5 | 34.6 | 62.6 | 97.1 | 74.7 | 70.2 | 72.1 | 79.4 |
| Sennheiser MOMENTUM 4 M4AEBT Compare | 97.6 | 85.3 | 77.1 | 97.6 | 89.3 | 79.7 | 0 | 98.9 | 79.4 |
| Sony ULT WEAR WHULT900N/B Compare | 97.6 | 85.3 | 77.1 | 95.2 | 72.6 | 51 | 70.2 | 98.9 | 98.8 |
| Technics EAH-A800 EAH-A800 Compare | 92.4 | 98.4 | 77.1 | 96.9 | 83.9 | 51 | 20 | 93.1 | 98.8 |
| JBL Live 770NC Compare | 97.6 | 78.8 | 97.2 | 85.1 | 91.7 | 51 | 70.2 | 100 | 98.8 |
| Audio-Technica ATH-S300BT ATH-S300BT Compare | 92.4 | 78.8 | 77.1 | 85.1 | 97.1 | 51 | 0 | 99.7 | 98.8 |
تقييمات حسب الاستخدام
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