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.
Resumo
Prós e contras
Prós
- Strong battery (97th percentile) 97th
- Strong social proof (83rd percentile) 83rd
- Strong comfort (74th percentile) 74th
- Strong connectivity (70th percentile) 70th
Contras
- Below average anc (30th percentile)
- Below average build (34th percentile)
O que dizem os donos
Como a opinião dos donos mudou ao longo do tempo
ExclusivoCom base em quando os clientes realmente escreveram suas avaliações - para ver se os elogios iniciais se mantiveram.
Com base em 11 avaliações de clientes datadas, agrupadas por trimestre civil. A análise por período está em inglês.
As provas
Desempenho
Especificações
Especificações completas
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 |
Face à concorrência
| Spec | EarFun K4 | TOZO HT3 | Soundcore Life Q20 A3025 | QCY H3 | JBL Tune 780NC | truefree HF10 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | on-ear | over-ear |
| Driver Type | - | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 40 | 40 | 40 | 40 |
| Impedance Ohms | 32 | 16 | 16 | 32 | 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 | 5.0 | 5.4 | 5.3 | 6.0 |
| Battery Life Hours | 90 | 90 | 60 | 60 | 50 | 125 |
| Compare | Compare | Compare | Compare | Compare |
| Produto | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Prova social |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K4 | 30.1 | 42.9 | 33.7 | 61.3 | 96.9 | 73.8 | 69.6 | 70.4 | 83.2 |
| TOZO HT3 Compare | 87 | 84.2 | 95.7 | 98.9 | 96.9 | 50.1 | 96 | 96.3 | 91.4 |
| Soundcore Life Q20 A3025 Compare | 91.9 | 84.2 | 92 | 88.4 | 88.7 | 86.4 | 69.6 | 90.7 | 83.2 |
| QCY H3 Compare | 91.9 | 81.8 | 75.9 | 85.2 | 84.1 | 86.4 | 69.6 | 96.3 | 83.2 |
| JBL Tune 780NC Compare | 97.3 | 77.5 | 75.9 | 78.7 | 82.7 | 50.1 | 0 | 98.5 | 97.5 |
| truefree HF10 Compare | 91.9 | 84.2 | 95.7 | 81.5 | 99.8 | 78.9 | 86.7 | 94.2 | 91.4 |
Preço
Custo-benefício
Amazon.ca 1 oferta A partir de CA$ 29
Acompanhamos os preços deste produto desde 10 de mai. de 2026. O gráfico aparecerá quando tivermos mais dados.
Pontuações por utilização
Uma análise completa chega em breve. As especificações, pontuações, preços e gráficos acima estão sempre atualizados.
