Martin Logan Prodigy Electrostatic Hybrid Tower Speakers Excellent Working Pair 800 .

Martin Logan Prodigy Electrostatic Hybrid Tower Speakers Excellent Working Pair Frequency Response 28–22,000 Hz ±3dB Horizontal Dispersion 30° Vertical Dispersion 48' (121.92cm) line source High Frequency Transducer 48' (121.92cm) CLS™ electrostatic transducer Sensitivity 91 dB/2.83 volts/meter Impedance 4 Ohms, 1 at 20kHz. Compatible with 4, 6, or 8 Ohm rated amplifiers. Recommended Amplifier Power 20‒600 watts per channel Crossover Frequency 250 Hz Components Custom wound audio transformers, polypropylene capacitors, air core coils Audio Controls Bass Control Switch: +3dB below 50Hz Inputs Custom 5-way bi-wire binding posts Weight 133 lbs. (60 kg) Dimensions 67' × 16.5' × 28' (170cm × 42cm × 71cm)