M4U 1 (Black)
| Manufacturer | PSB Speakers |
| Function | Headphones |
| Country | Canada |
| Form Factor | Headphone - Headset |
| Signal Path | Passive Hardware |
| Manufacturer | PSB Speakers |
| Function | Headphones |
| Country | Canada |
| Form Factor | Headphone - Headset |
| Signal Path | Passive Hardware |