EarFun K4
Con drivers dinámicos de 40 mm y Bluetooth 5.4, destaca su batería de 90 horas y el limitador de volumen ajustable entre 74, 85 y 94 dBA para seguridad auditiva infantil. Los materiales sin BPA, las luces LED multicolor de 5 modos y el diseño plegable añaden un toque lúdico y práctico. Ideal para niños pequeños que necesitan unos auriculares seguros, duraderos y divertidos para viajes o uso escolar.
Snapshot
Ventajas y desventajas
Pros
- Strong battery (97th percentile) 97th
- Strong comfort (92th percentile) 92th
- Strong social proof (92th percentile) 92th
- Strong build (88th percentile) 88th
Cons
- Below average anc (30th percentile)
What owners think
Cómo cambió la opinión de los propietarios con el tiempo
ExclusivaSegún cuándo escribieron realmente sus opiniones los clientes, para ver si los elogios iniciales se mantuvieron.
Basado en 13 opiniones de clientes con fecha, agrupadas por trimestre natural. El análisis por periodo está en inglés.
The proof
Rendimiento
Especificaciones
Especificaciones completas
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 | 0.17 |
| 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 |
Frente a la competencia
| Spec | EarFun K4 | JBL Junior 320BT | TOZO HT3 HT3 | Soundcore Life Q20 A3025 | Sony WH-CH720N WHCH720N | QCY H3 H3 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | on-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 | 30 | 40 |
| Impedance Ohms | 32 | 32 | 16 | 16 | 325 | 32 |
| 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 | 6.0 | 5.0 | 5.2 | 5.4 |
| Battery Life Hours | 90 | 50 | 90 | 60 | 35 | 60 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| EarFun K4 | 30.4 | 66.6 | 87.6 | 73.1 | 96.9 | 91.7 | 70.1 | 71.5 | 91.5 |
| JBL Junior 320BT Compare | 97.5 | 85.1 | 77.2 | 79.4 | 83.5 | 91.7 | 0 | 98.9 | 97.5 |
| TOZO HT3 HT3 Compare | 87.3 | 85.1 | 95.9 | 98.9 | 96.9 | 50.2 | 96.2 | 96.6 | 91.5 |
| Soundcore Life Q20 A3025 Compare | 92.2 | 85.1 | 92.4 | 88.9 | 89 | 86.6 | 70.1 | 91.1 | 83.1 |
| Sony WH-CH720N WHCH720N Compare | 97.5 | 78.5 | 97.2 | 71.1 | 75.1 | 2.3 | 0 | 97.1 | 83.1 |
| QCY H3 H3 Compare | 92.2 | 82.8 | 77.2 | 85.8 | 84.9 | 86.6 | 70.1 | 96.6 | 83.1 |
Price
Relación calidad-precio
Amazon 1 ofertas Desde 21 US$
Puntuaciones por uso
Pronto habrá un análisis completo. Las especificaciones, puntuaciones, precios y gráficos de arriba siempre están actualizados.
