Additional information
| Color | Blue |
|---|---|
| Model | WH-CH520 |
| Headphone connection technology | Wireless |
| Earphone type | Over-Ear |
| Microphones | Yes |
| Volume Control | Yes |
| Active Noise Cancellation | No |
| Sensitivity | 89 dB |
| Frequency | 20 – 20 000 Hz |
| Bluetooth | 5.0 |
| USB | 1 |
| Charging time | 3 hour |
