EdgeAudio 502D-LCR 2-Way Compact Satellite Speakers (3-Speakers) Trio of video-shielded satellite speakers (left, center, right) 60 to 20,000 Hz frequency response Made from 1-inch high-density fiberboard and finished with capirona wood in medium cherry 86 dB sensitivity 5.25-inch woofer, 1-inch tweeter