Rigonda S CS-1.3
| Brand | Radiotehnika |
| Function | Speaker (Passive, Center Speaker) |
| Country | Latvia |
| Model ID | 3rd generation |
| Form Factor | Bookshelf / Stand Mounted |
| Dimensions | 160 x 430 x 175 mm |
| Weight | 5.7 kg |
| Frequency Response | 80-20000 Hz |
| Sensitivity | 87 dB |
| Music power | 120 W |
| Impedance | 6 Ohm |
| Type | 2 way 3 driver |
| Tweeter | 25 mm (silk) |
| Mid-Woofer | 2×100 mm (cellulose) |