| Brand | Ground Zero |
| Trade name | GZCM 6-4FX |
| Pattern | round |
| Type | speakers 16 cm (from 150 mm to 170 mm) |
| Height | 52 mm |
| Type acoustic | woofer |
| Main speaker dimensions | 165 mm |
| Rated power (4 Ohm) | 100 |
| Maximum power | 300 W |
| Impedance | 3 Ohm |
| Sensitivity | 94 dB |
| Frequency range from | 200 Hz |
| Frequency range up to | 6000 Hz |
| Manufacturer | Germany |
| Warranty / Service | 12 months |
| Price per | pcs |