EarFun K4
The 40mm drivers and Bluetooth 5.4 deliver clear audio, while the 90-hour battery and triple-level volume limiting (74/85/94dBA) ensure safe all-day listening in a 210g BPA-free build. Five LED light modes add fun, and a 10-minute charge provides 8 hours of playtime. Ideal for parents equipping school-age kids with durable, hearing-protective headphones for tablets, online learning, and travel.
Bu Headphones hakkında
The 40mm drivers and Bluetooth 5.4 deliver clear audio, while the 90-hour battery and triple-level volume limiting (74/85/94dBA) ensure safe all-day listening in a 210g BPA-free build. Five LED light modes add fun, and a 10-minute charge provides 8 hours of playtime. Ideal for parents equipping school-age kids with durable, hearing-protective headphones for tablets, online learning, and travel.
- Form factor over-ear
- Driver type Dynamic Driver
- Driver size 40 mm
- Impedance ohms 32
- Wireless
- Bluetooth version 5.4
- Battery life hours 90
Genel Bakış
Performans
Artılar ve Eksiler
Pros
- Strong battery (97th percentile) 97th
- Strong comfort (92th percentile) 92th
- Strong build (87th percentile) 87th
- Strong social proof (87th percentile) 87th
Cons
- Below average anc (31th percentile) 31th
Teknik Özellikler
Tüm Teknik Özellikler
Design
| Form Factor | over-ear |
| Foldable | Yes |
| Weight | 0.2 kg / 0.5 lbs |
| Ear Cushion | Leather |
Audio
| Driver Type | Dynamic Driver |
| Driver Size | 40 |
| Freq Max | 20000 |
| Impedance | 32 |
| Sensitivity | 100 |
| Codecs | Volume Limited for Kids, LED Lights, Long Battery Life, Bluetooth 5.4 |
Noise Control
| ANC | No |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Wired Connector | 3.5mm |
Battery
| Battery Life | 90 |
| Charge Time | 0.167 |
| Fast Charging | 10-minute charging providing 8 hours battery life |
| Charging | USB-C |
Microphone
| Microphone | Yes |
| NC Mic | Yes |
Features
| Touch Controls | No |
| Volume Limiting | Yes |
| Water Resistance | Water-Resistant |
Fiyat-Performans
Rakiplerle Karşılaştırma
| Spec | EarFun K4 | JBL Live 770NC | Audio-Technica ATH-S300BT ATH-S300BT | TOZO HT3 HT3 | Soundcore Space One A3035Z11 | Sony WHCH720N WHCH720N |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | Dynamic Driver | Dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 40 | 40 | 40 | 30 |
| Impedance Ohms | 32 | 32 | 45 | 16 | 16 | 325 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | false | true | true | true | true | true |
| Open Closed Back | - | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.4 | 5.3 | 5.1 | 6.0 | 5.3 | 5.2 |
| Battery Life Hours | 90 | 65 | 90 | 90 | 40 | 35 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K4 | 30.8 | 67 | 87.2 | 73.4 | 97.1 | 91.7 | 70.2 | 72.1 | 87.2 |
| 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 |
| TOZO HT3 HT3 Compare | 87.5 | 85.3 | 95.8 | 98.9 | 97.1 | 51 | 96.2 | 96.6 | 98.8 |
| Soundcore Space One A3035Z11 Compare | 97.6 | 83 | 87.2 | 92.5 | 79 | 86.8 | 70.2 | 95.4 | 96.5 |
| Sony WHCH720N WHCH720N Compare | 97.6 | 78.8 | 97.2 | 71.3 | 75.6 | 2.4 | 0 | 97.2 | 87.2 |
Kullanım Alanı Puanları
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