Product Description Theater Solutions by Goldwood TSQ670 Flush Mount 70 Volt In Ceiling 14 Speaker SetBuilt In 70 Volt Transformer with 5 Tap Settings of 16, 8, 4, 2 and 1 wattPerfect for Commercial and Retail or Transformer Bypass for normal useWide Sound Dispersion Designed Speakers easily integrate with new and existing audio systemsTraditional Passive speaker design, simply drive power from your 70 Volt receiver or ampFlush Mount low profile housings mount easy with Quick Install Pressure Lock Mounting SystemFull Range sound coverage with 2-way woofer and tweeter configuration6.5" Poly Mica cone woofers with butyl rubber surroundsPivoting Silk Titanium dome tweeters6dB per Octave CrossoversFrequency response is 50Hz-20 kHz with 91dB at 8ohmPressure Lock Mounting System clamps tight to drywall with No Hardware NeededQuick Install spring loaded Clamp Fast Design installs in SecondsFits round speaker hole size of 8.4375" with a mounting depth of 2.875"Overall speaker size of 9.3125" with Spring Loaded raw wire connectionsDurable ABS Housings and Removeable Grills can be painted to match your decorSystem RequirementsProfessional Installation Recommended when using 70 Volt Transformer SystemsAny 70 volt, 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 speakersApplicationsWhole House Audio SystemsBusiness or Retail InstallationsWhat's in the boxes14 Flush Mount 70 Volt Passive Speakers with Removeable GrillsQuick Install Lock Tool per pairCut-Out TemplatesInstruction Manual