Loa cột Polk Reserve R500

Specification
| Speaker Type | Floorstanding Loudspeaker |
| UOM (Sold As) | Each |
TRANSDUCER
| Tweeter | 1″ Pinnacle Ring Radiator |
| Mid-range/Mid-bass | – |
| Woofers | Two 5 ¼” Turbine Cone |
| Overall Frequency Response | 32Hz – 50kHz |
| Frequency Response (-3dB limits) | 49Hz – 36kHz |
| Recommended Amplifier Power | 25 – 200W |
| Amplifier Output Compatibility | 8Ω / 6Ω / 4Ω |
| Minimum Impedance (ohms) | 3.9Ω |
| Sensitivity (2.83V/1m) | 87dB |
CROSSOVER
| Tweeter/Mid-range Crossover Frequency | 2500 |
| Mid-range/Mid-bass Crossover Frequency | – |
MEASUREMENTS
| Product Dims W x H x D (Includes width of feet) | 255.4 x 1044.5 x 348.8mm 10.1 x 41.1 x 13.7 in |
| Product Weights (each) | 39 lbs/17.7 kg |
| Shipping Weight | 49.6 lbs/22.5 kg |
CABINETRY
| New CRC (Mid-Range Enclosure Type) | – |
| Mid-Bass / Woofer Enclosure Type | Rear X-Port |
| Available Finishes | Black / Walnut / White |
| Feet | Spike and Pad |
| Wall-Mountable (keyhole slots) | No |
| Binding Posts: Nickel-plated 5-Way | Single |
Certifications (Non-Safety and Regulatory)
| Hi-Res Certified | Yes |
| IMAX Certified | Yes |
| Shipping Dims (WxHxD) | 456 x 350 x 1135mm (17.9x 13.8 x 44.7) in |









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