Fostex T50RPmk4Q
| Brand | Fostex |
| Model | T50RPmk4Q |
| Driver size (mm) | |
| Noise cancelling | |
| Frequency response | 10 Hz – 40000 Hz |
| Impedance (Ω) | 28 |
| Battery life (hours) | |
| Bluetooth version | |
| Dust protection (IP code) | |
| Water protection (IP code) | |
| Bluetooth | |
| Height (mm) | |
| Width (mm) | |
| Depth (mm) | |
| Weight (kg) | 0.33 |