Polk Audio Signature Elite ES20

Product highlights:

• 6-1/2″ mica-reinforced polypropylene Dynamic Balance® cone driver
• 1″ Terylene high-res dome tweeter
• handles up to 150 watts
• frequency response: 44-40,000 Hz
• sensitivity: 88 dB
• 8-ohm impedance
• Power Port® technology for enhanced bass response
• non-resonant MDF cabinet
• anti-diffraction magnetic grilles for minimal sonic interference
• 5-way gold-plated binding posts