{"product_id":"kef-ci250rrm-architectural-speakers","title":"KEF CI250RRM Architectural Speakers","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eProduct Description\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eExperience exceptional cinema sound with the \u003cstrong\u003eKEF Ci250RRM THX Architectural Speaker\u003c\/strong\u003e, a premium in ceiling speaker engineered for large home theaters, private cinemas and high performance living spaces.\u003c\/p\u003e\n\u003cp\u003eThe Ci250RRM THX is KEF's first architectural speaker to combine a \u003cstrong\u003e12th Generation Uni Q driver array with Metamaterial Absorption Technology (MAT)\u003c\/strong\u003e in a three way coaxial design. It features a powerful \u003cstrong\u003e250 mm 10 inch low frequency driver\u003c\/strong\u003e, a 100 mm 4 inch Uni Q midrange driver and a 19 mm vented aluminium dome tweeter with MAT. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for demanding home cinema applications, the speaker is \u003cstrong\u003eTHX Certified Ultra\u003c\/strong\u003e and can deliver up to \u003cstrong\u003e111 dB maximum SPL\u003c\/strong\u003e, making it suitable for large rooms where high output, dynamic range and accurate reproduction are essential. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eKEF's \u003cstrong\u003eCavity Radiation Control technology\u003c\/strong\u003e addresses the midrange issues commonly associated with three way coaxial speakers. Its open backed midrange and acoustically absorptive foam design helps minimize unwanted cavity effects and maintain a more natural midrange response. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe Ci250RRM THX also incorporates \u003cstrong\u003eLow Diffraction LF Aperture\u003c\/strong\u003e, which helps reduce resonance and diffraction around the driver assembly. Combined with MAT, these technologies help produce cleaner vocals, detailed high frequencies and a spacious, immersive soundstage. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIts ultra thin bezel and paintable magnetic grille allow the speaker to blend discreetly into the ceiling, making it an excellent choice for luxury interiors where high performance audio needs to remain visually unobtrusive.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eTHX Certified Ultra\u003c\/h3\u003e\n\u003cp\u003eThe Ci250RRM THX is engineered for demanding home theater applications and carries \u003cstrong\u003eTHX Certified Ultra\u003c\/strong\u003e certification. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e12th Generation Uni Q Driver Array\u003c\/h3\u003e\n\u003cp\u003eThe advanced Uni Q architecture integrates the midrange and tweeter into a coherent acoustic source for precise imaging and consistent sound dispersion.\u003c\/p\u003e\n\u003ch3\u003eMetamaterial Absorption Technology\u003c\/h3\u003e\n\u003cp\u003eMAT helps absorb unwanted high frequency energy behind the tweeter, producing cleaner and more natural treble. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003ePowerful 10 Inch Low Frequency Driver\u003c\/h3\u003e\n\u003cp\u003eThe dedicated \u003cstrong\u003e250 mm \/ 10 inch LF driver\u003c\/strong\u003e provides substantial bass output and cinematic scale.\u003c\/p\u003e\n\u003ch3\u003e4 Inch Uni Q Midrange\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e100 mm \/ 4 inch Uni Q midrange\u003c\/strong\u003e is designed to deliver natural vocals, dialogue and detailed midrange reproduction. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eVented Aluminium Dome Tweeter\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e19 mm \/ 0.75 inch vented aluminium dome tweeter\u003c\/strong\u003e works with MAT to provide detailed and controlled high frequency reproduction.\u003c\/p\u003e\n\u003ch3\u003eCavity Radiation Control\u003c\/h3\u003e\n\u003cp\u003eKEF's patent pending CRC technology helps reduce unwanted midrange cavity effects associated with coaxial three way designs. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eLow Diffraction LF Aperture\u003c\/h3\u003e\n\u003cp\u003eThe carefully profiled LF aperture helps reduce resonance and diffraction around the driver assembly. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eUltra Thin Bezel\u003c\/h3\u003e\n\u003cp\u003eThe ultra thin bezel provides a clean architectural appearance once installed.\u003c\/p\u003e\n\u003ch3\u003eIP64 Rated\u003c\/h3\u003e\n\u003cp\u003eThe speaker is rated \u003cstrong\u003eIP64\u003c\/strong\u003e for splash water and dust protection, making it suitable for selected demanding installation environments. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003ePaintable Magnetic Grille\u003c\/h3\u003e\n\u003cp\u003eThe magnetic grille can be painted to match the surrounding ceiling for a seamless architectural finish.\u003c\/p\u003e\n\u003ch2\u003eIdeal Uses\u003c\/h2\u003e\n\u003ch3\u003eDedicated Home Theater\u003c\/h3\u003e\n\u003cp\u003ePerfect for premium front, surround or overhead applications in a dedicated cinema.\u003c\/p\u003e\n\u003ch3\u003eDolby Atmos Home Theater\u003c\/h3\u003e\n\u003cp\u003eAn excellent choice for high performance overhead channels in a properly designed Dolby Atmos system.\u003c\/p\u003e\n\u003ch3\u003ePrivate Cinema\u003c\/h3\u003e\n\u003cp\u003eDesigned for customers who demand high output and immersive performance from architectural speakers.\u003c\/p\u003e\n\u003ch3\u003eLarge Living Rooms\u003c\/h3\u003e\n\u003cp\u003eThe powerful 10 inch driver makes the Ci250RRM THX suitable for spacious living and entertainment areas.\u003c\/p\u003e\n\u003ch3\u003eLuxury Media Rooms\u003c\/h3\u003e\n\u003cp\u003eA discreet solution for customers who want premium cinema sound without visible conventional speakers.\u003c\/p\u003e\n\u003ch3\u003eCustom AV Installation\u003c\/h3\u003e\n\u003cp\u003eIdeal for professional AV integrators, architects and interior designers.\u003c\/p\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cp\u003e✔ THX Certified Ultra\u003c\/p\u003e\n\u003cp\u003e✔ 3 Way Coaxial Architectural Design\u003c\/p\u003e\n\u003cp\u003e✔ 12th Generation Uni Q Driver Array\u003c\/p\u003e\n\u003cp\u003e✔ Metamaterial Absorption Technology\u003c\/p\u003e\n\u003cp\u003e✔ 10 Inch Low Frequency Driver\u003c\/p\u003e\n\u003cp\u003e✔ 4 Inch Uni Q Midrange\u003c\/p\u003e\n\u003cp\u003e✔ Vented Aluminium Dome Tweeter\u003c\/p\u003e\n\u003cp\u003e✔ Cavity Radiation Control\u003c\/p\u003e\n\u003cp\u003e✔ Low Diffraction LF Aperture\u003c\/p\u003e\n\u003cp\u003e✔ Up to 111 dB Maximum SPL\u003c\/p\u003e\n\u003cp\u003e✔ 120 Degree Nominal Coverage\u003c\/p\u003e\n\u003cp\u003e✔ Ultra Thin Bezel\u003c\/p\u003e\n\u003cp\u003e✔ Paintable Magnetic Grille\u003c\/p\u003e\n\u003cp\u003e✔ IP64 Certification\u003c\/p\u003e\n\u003cp\u003e✔ Premium In Ceiling Installation\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eKEF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eCi250RRM THX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eCi R Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker Type\u003c\/td\u003e\n\u003ctd\u003eIn Ceiling Architectural Speaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eTHX Certified Ultra\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003e3 Way Coaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLF Driver\u003c\/td\u003e\n\u003ctd\u003e250 mm \/ 10 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMF Driver\u003c\/td\u003e\n\u003ctd\u003e100 mm \/ 4 Inch Uni Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHF Driver\u003c\/td\u003e\n\u003ctd\u003e19 mm \/ 0.75 Inch Vented Aluminium Dome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMAT\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCavity Radiation Control\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow Diffraction LF Aperture\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e28 Hz to 20 kHz ±6 dB Open Backed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20 Hz to 45 kHz -10 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e89 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Impedance\u003c\/td\u003e\n\u003ctd\u003e8 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum SPL\u003c\/td\u003e\n\u003ctd\u003e111 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Coverage\u003c\/td\u003e\n\u003ctd\u003e120 Degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrossover Frequencies\u003c\/td\u003e\n\u003ctd\u003e540 Hz and 2.6 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Amplifier Power\u003c\/td\u003e\n\u003ctd\u003e50 to 250 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended High Pass Filter\u003c\/td\u003e\n\u003ctd\u003e30 to 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Diameter\u003c\/td\u003e\n\u003ctd\u003e346 mm \/ 13.62 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCut Out Diameter\u003c\/td\u003e\n\u003ctd\u003e300 mm \/ 11.81 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Depth\u003c\/td\u003e\n\u003ctd\u003e168 mm \/ 6.62 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Depth\u003c\/td\u003e\n\u003ctd\u003e175 mm \/ 6.89 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e6 kg \/ 13.2 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdeal Rear Volume\u003c\/td\u003e\n\u003ctd\u003e150 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Rear Volume\u003c\/td\u003e\n\u003ctd\u003e80 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eIn Ceiling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Rating\u003c\/td\u003e\n\u003ctd\u003eIP64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrille\u003c\/td\u003e\n\u003ctd\u003ePaintable Magnetic Grille\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eHome Theater, Dolby Atmos, HiFi and Custom Installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e1 Speaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eWhat's Included in the Box\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e• 1 x KEF Ci250RRM THX Architectural Speaker\u003c\/p\u003e\n\u003cp\u003e• Paintable Magnetic Grille\u003c\/p\u003e\n\u003cp\u003e• Installation Hardware\u003c\/p\u003e\n\u003cp\u003e• Mounting Accessories\u003c\/p\u003e\n\u003cp\u003e• User Documentation\u003c\/p\u003e\n\u003cp\u003e• Warranty Documentation\u003c\/p\u003e\n\u003ch2\u003eRecommended Pairings\u003c\/h2\u003e\n\u003ch3\u003eKEF Ci5160REFM THX\u003c\/h3\u003e\n\u003cp\u003eUse the Ci5160REFM THX for premium front channels and the Ci250RRM THX for immersive overhead channels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Reference Level Home Cinema\u003c\/p\u003e\n\u003ch3\u003eKEF Ci3160REFM THX\u003c\/h3\u003e\n\u003cp\u003ePair the Ci3160REFM THX with Ci250RRM THX speakers for a complete high performance architectural cinema.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e Luxury Private Cinema\u003c\/p\u003e\n\u003ch3\u003eKEF Ci3120QLM THX\u003c\/h3\u003e\n\u003cp\u003eUse the Ci3120QLM THX for additional in wall channels while the Ci250RRM THX handles overhead duties.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Dolby Atmos Home Theater\u003c\/p\u003e\n\u003ch3\u003eKEF KC92\u003c\/h3\u003e\n\u003cp\u003eAdd one or two KC92 subwoofers for even greater low frequency extension and cinematic impact.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e Premium Home Cinema\u003c\/p\u003e\n\u003ch3\u003eDenon AVC A1H\u003c\/h3\u003e\n\u003cp\u003eA high performance AV receiver suitable for sophisticated multi channel Dolby Atmos installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Reference Dolby Atmos\u003c\/p\u003e\n\u003ch2\u003ePerfect Setup Configurations\u003c\/h2\u003e\n\u003ch3\u003eDolby Atmos 5.1.2\u003c\/h3\u003e\n\u003cp\u003e• KEF Ci3160REFM THX Front Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF Reference Center Speaker\u003c\/p\u003e\n\u003cp\u003e• KEF Ci250RRM THX Ceiling Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF KC92 Subwoofer\u003c\/p\u003e\n\u003cp\u003e• Denon AV Receiver\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e Premium Home Theater\u003c\/p\u003e\n\u003ch3\u003eDolby Atmos 7.2.4\u003c\/h3\u003e\n\u003cp\u003e• KEF Ci5160REFM THX Front Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF Reference 4 Meta Center Speaker\u003c\/p\u003e\n\u003cp\u003e• KEF Ci3160REFM THX Surround Speakers\u003c\/p\u003e\n\u003cp\u003e• 4 x KEF Ci250RRM THX Ceiling Speakers\u003c\/p\u003e\n\u003cp\u003e• 2 x KEF KC92 Subwoofers\u003c\/p\u003e\n\u003cp\u003e• Denon AVC A1H\u003c\/p\u003e\n\u003cp\u003e• 4K Laser Projector\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e Luxury Private Cinema\u003c\/p\u003e\n\u003ch3\u003eReference Architectural Cinema\u003c\/h3\u003e\n\u003cp\u003e• KEF Ci5160REFM THX Front Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF Reference Center Speaker\u003c\/p\u003e\n\u003cp\u003e• KEF Ci3160REFM THX Surround Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF Ci250RRM THX Overhead Speakers\u003c\/p\u003e\n\u003cp\u003e• Dual KEF KC92 Subwoofers\u003c\/p\u003e\n\u003cp\u003e• Premium AV Processor\u003c\/p\u003e\n\u003cp\u003e• Dedicated Power Amplifiers\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e Reference Level Home Cinema\u003c\/p\u003e\n\u003ch2\u003eWhy Buy the KEF Ci250RRM THX?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKEF Ci250RRM THX\u003c\/strong\u003e is built for customers who want serious cinema performance from an architectural speaker.\u003c\/p\u003e\n\u003cp\u003eIts combination of a \u003cstrong\u003e10 inch low frequency driver, 4 inch Uni Q midrange and MAT equipped vented aluminium tweeter\u003c\/strong\u003e provides a sophisticated three way acoustic system capable of delivering both scale and detail. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWhat makes it particularly impressive is KEF's approach to coaxial three way design. \u003cstrong\u003eCavity Radiation Control\u003c\/strong\u003e helps address midrange cavity problems, while the \u003cstrong\u003eLow Diffraction LF Aperture\u003c\/strong\u003e is designed to reduce unwanted resonance and diffraction. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWith \u003cstrong\u003e111 dB maximum SPL\u003c\/strong\u003e, 120 degree coverage and THX Certified Ultra performance, the Ci250RRM THX is well suited to large home theaters where conventional compact ceiling speakers may not provide enough output. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe result is a powerful architectural speaker that can deliver immersive cinema sound while remaining almost invisible once installed.\u003c\/p\u003e\n\u003ch2\u003eFrequently Bought Together\u003c\/h2\u003e\n\u003cp\u003e• KEF Ci5160REFM THX Architectural Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF Ci3160REFM THX Architectural Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF Ci3120QLM THX In Wall Speakers\u003c\/p\u003e\n\u003cp\u003e• KEF Reference 4 Meta Center Speaker\u003c\/p\u003e\n\u003cp\u003e• KEF KC92 Subwoofer\u003c\/p\u003e\n\u003cp\u003e• Denon AVC A1H AV Receiver\u003c\/p\u003e\n\u003cp\u003e• Marantz Cinema 30\u003c\/p\u003e\n\u003cp\u003e• Premium Speaker Cable\u003c\/p\u003e\n\u003cp\u003e• 4K Laser Projector\u003c\/p\u003e\n\u003cp\u003eCreate a complete high performance architectural cinema with premium front, center, surround, overhead and subwoofer components.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the KEF Ci250RRM THX?\u003c\/h3\u003e\n\u003cp\u003eThe KEF Ci250RRM THX is a premium \u003cstrong\u003ethree way in ceiling architectural speaker\u003c\/strong\u003e designed for high performance home theaters, private cinemas and luxury living spaces.\u003c\/p\u003e\n\u003ch3\u003eIs the Ci250RRM THX THX certified?\u003c\/h3\u003e\n\u003cp\u003eYes. It carries \u003cstrong\u003eTHX Certified Ultra\u003c\/strong\u003e certification. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat size woofer does it have?\u003c\/h3\u003e\n\u003cp\u003eThe speaker features a \u003cstrong\u003e250 mm \/ 10 inch low frequency driver\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eDoes it use Uni Q technology?\u003c\/h3\u003e\n\u003cp\u003eYes. It features a \u003cstrong\u003e100 mm \/ 4 inch Uni Q midrange driver\u003c\/strong\u003e within its three way coaxial architecture. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eDoes it have Metamaterial Absorption Technology?\u003c\/h3\u003e\n\u003cp\u003eYes. The 19 mm vented aluminium dome tweeter incorporates \u003cstrong\u003eMetamaterial Absorption Technology\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat is Cavity Radiation Control?\u003c\/h3\u003e\n\u003cp\u003eCavity Radiation Control is KEF's technology designed to address midrange problems found in conventional three way coaxial speaker designs by controlling unwanted cavity effects. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eCan I use the Ci250RRM THX for Dolby Atmos?\u003c\/h3\u003e\n\u003cp\u003eYes. It is an excellent option for overhead channels in a properly designed Dolby Atmos home theater.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for large rooms?\u003c\/h3\u003e\n\u003cp\u003eYes. Its 10 inch LF driver, 111 dB maximum SPL and 120 degree coverage make it particularly suitable for larger listening spaces. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eDoes it require a subwoofer?\u003c\/h3\u003e\n\u003cp\u003eFor a premium home theater, a dedicated subwoofer is still recommended. A KEF KC92 can provide additional deep bass and greater low frequency impact.\u003c\/p\u003e\n\u003ch3\u003eWhat is the speaker's impedance?\u003c\/h3\u003e\n\u003cp\u003eThe nominal impedance is \u003cstrong\u003e8 Ohms\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eHow much amplifier power does it need?\u003c\/h3\u003e\n\u003cp\u003eKEF recommends \u003cstrong\u003e50 to 250 watts\u003c\/strong\u003e of amplifier power. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat is the cut out size?\u003c\/h3\u003e\n\u003cp\u003eThe required ceiling cut out is approximately \u003cstrong\u003e300 mm \/ 11.81 inches in diameter\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat is the mounting depth?\u003c\/h3\u003e\n\u003cp\u003eThe mounting depth from the ceiling surface is approximately \u003cstrong\u003e168 mm \/ 6.62 inches\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eIs the Ci250RRM THX weather resistant?\u003c\/h3\u003e\n\u003cp\u003eIt has an \u003cstrong\u003eIP64 rating\u003c\/strong\u003e, providing protection against dust and splashing water. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eIs professional installation recommended?\u003c\/h3\u003e\n\u003cp\u003eYes. Due to its size, depth and installation requirements, professional installation is strongly recommended.\u003c\/p\u003e\n\u003ch3\u003eIs the speaker sold individually?\u003c\/h3\u003e\n\u003cp\u003eYes. The product is sold as \u003cstrong\u003eone individual speaker\u003c\/strong\u003e. Multiple speakers are required for stereo or multichannel installations.\u003c\/p\u003e","brand":"kef","offers":[{"title":"Default Title","offer_id":53949359751482,"sku":"0000025","price":155000.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0810\/0796\/8570\/files\/Ci250RRM-THX_1_Front_Grille_Cutoff.png?v=1787562483","url":"https:\/\/hometheatreexperts.in\/products\/kef-ci250rrm-architectural-speakers","provider":"Home theater expert Store","version":"1.0","type":"link"}