Style: Frameless R192 Frameless Flush Mount In Ceiling 5 Speaker Set Center Channel with Front and Rear, Right and Left home theater configuration Wide Sound Dispersion Designed Speakers easily integrate with new and existing audio systems Traditional Passive speaker design, simply drive power from your home audio receiver or amp Flush Mount low profile housings install easy with unique Pressure Lock Mounting System Paintable edge-to-edge grills magnetically attach over the frames giving a frameless appearance Full Range sound coverage with 2-way woofer and tweeter configuration 5. 25" High Rigidity Poly cone woofers with progressive spiders and butyl rubber surrounds. 5" Mylar tweeters Frequency response is 45Hz-22 kHz with 95dB at 8ohm Pressure Lock Mounting System clamps tight to drywall with No Hardware Needed Fits round speaker hole size of 7" with a mounting depth of 3" Overall speaker size of 7. 9" with Spring Loaded raw wire connections System Requirements Any home audio receiver or amplifier with raw speaker wire outputs Your receiver power should be no less than 10 and no more than 200 watts per channel CL3 Rated in wall certified raw speaker wire to connect your receiver to the speakers Applications Home Theater Surround Sound Systems Whole House Audio Systems Business or Retail Installations What's in the box 5 Flush Mount Passive Speakers with Removeable Grills Cut-Out Templates Instruction Manual