JBL Arena 6iC 6.5" In-Ceiling Loudspeaker

1" (25mm) Silk-Dome Tweeter,6-1/2" (165mm) Polycellulose Woofer, Recommended 
Amplifier Power: 80W, Frequency Response: 38Hz - 20kHz,Sensitivity: 86dB, Nominal Impedance: 8 ohms, Cutout Dimensions: 
(D): 8" (203mm), Grille Finished, Dimensions: (D): 9-3/32" (231mm), Compatible Wall Material Thickness: 0.5" – 2.0", (12mm – 
51mm), Mounting Depth: 4-11/16" (119mm)