DLS RC6.3Q-40 is the 40-year Anniversary 3-way component PENTA set with 6.5 inch woofer, 2.5 inch midrange and 25 mm silk dome tweeter.
| Brand | DLS |
| Series | Reference Series |
| Product Type | 3-Way Component Speaker System |
| Woofer | 6.5 inch / 165 mm |
| Midrange | 2.5 inch / 63 mm |
| Tweeter | 1 inch / 25 mm |
| Power RMS | 100 W |
| Power MAX | 150 W |
| Impedance | 4 Ohm |
| Frequency Range | 40 - 22,000 Hz |
| Sensitivity | 85 dB |
| Crossover Point | 550 Hz / 4000 Hz |
| Mounting Depth | Woofer 68 mm; Mid 14 mm |
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