When it comes to sound, some people will stop at nothing. Case in point: the C800TT. The brilliant pairing of an 8" dual-voice-coil graphite woofer with twin 1" aluminum-dome pivoting tweeters, bass/treble contour and 150 watts of power handling mean you can have awesome sound in even the smallest room.     Design: Dual voice coil, twin tweeter in-ceiling Tweeter: Twin Pivoting 1” aluminum dome Contour Switches: +3dB Bass and +3dB Treble Woofer: 8” Injection molded graphite (IMG) cone with rubber surround Sensitivity: 92dB Frequency Response: 32Hz-21kHz Impedance: 8Ω Power Handling: 5-150 Watts Speaker Dimensions: Diameter 11-1/4” X Depth 4-1/4” Cut-Out Diameter: 9-7/8”