| Form Factor | Wall Wart |
| Signal Path | Analog Hardware |
| Dimensions | 230 (diameter) x 105 mm |
| Weight | 1.4 kg |
| Frequency Response | 48 - 22000 hertz |
| Impedence | 4÷8 Ohm |
| Sensitivity | 93 dB |
| Crossover frequency | 4000 hertz |
| Links | Indiana Line Site |
| Notes | RD 206 and RD 280 are in-ceiling loudspeakers, suitable for sound distribution of every size rooms; their fastening system makes easy installation both in-ceiling and plasterboard walls. The model RD 206 is equipped with 100 volts line-matching transformer (can be disabled). |