Sony SSCR350H Center and Rear Speaker Package (Discontinued by Manufacturer) Center and Rear Speaker Package: Contains 1 Center Speaker, 2 Surround Sound Speakers Nano-Fine Balanced Dome Tweeter Rated to 50 kHz (Only for Center) Center Includes Dual 4" Driver with 1" Tweeter Rear Speaker Includes 4" Full Range Driver 120W Maximum Power Handling (Center), 110 W Maximum Power Handling (Surround)