| Brand | Celsior |
| Trade name | CS-16 Gray Series |
| Pattern | round |
| Type | speakers 16 cm (from 150 mm to 170 mm) |
| Height | 66 mm |
| Type acoustic | coaxial |
| Main speaker dimensions | 165 mm |
| Number of bands | single-ways |
| Rated power (4 Ohm) | 40 |
| Maximum power | 150 W |
| Impedance | 4 Ohm |
| Sensitivity | 91 dB |
| Frequency range from | 60 Hz |
| Frequency range up to | 20000 Hz |
| Manufacturer | China |
| Price per | pair |