Vanishing LS Series Round, In-Ceiling, Three-Way Speaker (9" Woofer) • Power handling: 8 Ohm (150 Watts) • Woofer: 6" x 9"; Midrange: 1x 3-1/4"; Tweeter: 1x 3/4" • Freq range: 28 Hz - 27 kHz • Overall dimensions: 9-5/8" Diameter x 9-3/8" Depth