Style: Standard Frame R191 Flush Mount In Ceiling 5 Speaker SetCenter Channel with Front and Rear, Right and Left home theater configurationWide Sound Dispersion Designed Speakers easily integrate with new and existing audio systemsTraditional Passive speaker design, simply drive power from your home audio receiver or ampFlush Mount low profile housings install easy with unique Pressure Lock Mounting SystemFull Range sound coverage with 2-way woofer and tweeter configuration 5.25" High Rigidity Polypropylene cone woofers with butyl rubber surrounds12mm Soft Dome tweetersFrequency response is 45Hz-22 kHz with 95dB at 8ohmPressure Lock Mounting System clamps tight to drywall with No Hardware NeededFits round speaker hole size of 6.625" with a mounting depth of 3"Overall speaker size of 7.625" with raw wire clamp or solder connectionsDurable ABS Housings and Removeable Grills can be painted to match your dcorSystem RequirementsAny home audio receiver or amplifier with raw speaker wire outputsYour receiver power should be no less than 10 and no more than 200 watts per channelCL3 Rated in wall certified raw speaker wire to connect your receiver to the speakersApplicationsHome Theater Surround Sound SystemsWhole House Audio SystemsBusiness or Retail InstallationsWhat's in the box5 Flush Mount Passive Speakers with Removeable GrillsCut-Out TemplatesInstruction Manual