Acoustics Polk Audio MM691
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| Brand: | Polk Audio |
| Description: | Coaxial speaker oval 15x23 cm 6x9 in. |
| Type: | Coaxial speaker |
| Dimensions: | 19 mm |
| Power: | 300 W maximum |
| Number of lanes: | 3 |
| Frequency response: | 30 - 25000 Hz |
| Size: | Oval 15x23 cm 6x9 in. |
| Impedance: | 2.7 Ohm |
| Sensitivity: | 94 dB |
| Ultra Tweeter Dimensions: | 19 mm |
| Installation depth: | 81 mm |
| Mounting hole: | 139.7x212.7 mm |
| Diffuser material: | Silk |