| Management number | 209154257 | Release Date | 2026/03/29 | List Price | $14.40 | Model Number | 209154257 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
| Color | Blue |
|---|---|
| Impedance | 32 Ohms |
| Brand Name | EarFun |
| Model Name | EarFun K4NC |
| Style Name | noise cancelling |
| Unit Count | 1.0 Count |
| Item Weight | 210 Grams |
| Sensitivity | 100 dB |
| Manufacturer | EarFun |
| Model Number | EarFun K4NC |
| BuiltIn Media | Cable, EarFun K4 Noise Cancelling Kids Bluetooth Headphones, Travel Bag, USB-C Charging Cable, User Manual |
| Noise Control | Active Noise Cancellation |
| Control Method | Push Button |
| Earpiece Shape | Over Ear |
| Headphone Jack | 3.5 mm Jack |
| Frequency Range | 20Hz - 20KHz |
| Number of Items | 1 |
| Antenna Location | Audio Monitoring, Calling, Gaming, Listening |
| Audio Driver Size | 40 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Bluetooth Version | 5.4 |
| Compatible Devices | Laptops, Desktops, Tablets, Telephones, Smart Speakers, Televisions, Cellphones |
| Enclosure Material | Leather; Plastic, others |
| Frequency Response | 20 KHz |
| Total USB 20 Ports | 1 |
| Battery Charge Time | 10 minutes |
| Wireless Technology | Bluetooth |
| Battery Average Life | 100 Hours |
| Warranty Description | EarFun provides an 18-month warranty for every product. |
| Age Range Description | Kids & Teens |
| Water Resistance Level | Not Water Resistant |
| Connectivity Technology | Wireless |
| Headphones Ear Placement | Over Ear |
| Specific Uses For Product | Entertainment, School, Travel |
| Headphone Folding Features | Over Ear |
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