| Brand | Hertz |
| Trade name | ECX 165.5 |
| Pattern | round |
| Type | speakers 16 cm (from 150 mm to 170 mm) |
| Type acoustic | coaxial |
| Main speaker dimensions | 165 mm |
| Number of bands | two-ways |
| Rated power (4 Ohm) | 70 |
| Maximum power | 210 W |
| Impedance | 4 Ohm |
| Sensitivity | 94 dB |
| Frequency range from | 60 Hz |
| Frequency range up to | 23000 Hz |
| Manufacturer | Italy |
| Warranty / Service | 12 months |
| Price per | pair |