KEF Ci3160RLM-THX 3-Way In-Wall Home Cinema Speaker – 4 ohms

Description The KEF Ci3160RLM-THX is a reference-grade 3-way in-wall speaker engineered for high-performance home cinema systems. Part of KEF’s renowned R Series, it delivers precise, dynamic sound and THX® Certified Ultra performance, ensuring cinematic-quality audio for dedicated home theatre environments. Designed for architectural integration, the Ci3160RLM-THX combines powerful bass, clear mids, and detailed highs while maintaining a discreet, flush-mounted appearance.Advanced 3-Way DesignThe Ci3160RLM-THX features two 160mm (6.5″) low-frequency drivers for deep, controlled bass, a 160mm Uni-Q midrange driver for accurate, wide-dispersion mids, and a 25mm (1″) vented aluminium dome tweeter with KEF’s Metamaterial Absorption Technology (MAT™) for ultra-clear high frequencies. Crossovers at 640Hz and 2.6kHz provide smooth integration across drivers, creating a cohesive soundstage that fills the room evenly. With a nominal coverage of 150° and a maximum SPL of 110dB, it delivers reference-level performance suitable for large home cinemas.THX® Ultra Certified PerformanceCertified to THX® Ultra, the Ci3160RLM-THX meets the most demanding performance standards for home cinema speakers. It supports recommended amplifier power of 50–350W and is designed for rooms requiring precise, dynamic audio reproduction. Optional rough-in frames (RIF3160L) and recommended rear volumes ensure optimum performance and easy pre-construction installation.Architectural IntegrationDespite its powerful performance, the Ci3160RLM-THX integrates seamlessly into walls with standard construction. Slim mounting depth, flexible cut-out dimensions, and compatibility with a range of wall thicknesses allow clean, flush installation, maintaining the elegance of the home cinema space.Features3-way in-wall R Series speaker with THX® Certified Ultra2 x 160mm LF drivers, 160mm Uni-Q midrange, 25mm MAT™ tweeterWide 150° nominal coverage for consistent sound dispersion4Ω nominal impedance, 50–350W recommended amplifier powerMaximum SPL: 110dBSlim mounting depth and optional rough-in frame for easy installationIdeal rear volume: 60L, Minimum rear volume: 30LSpecificationsSpecificationDetailsSeriesR SeriesNominal Impedance4ΩSensitivity (2.83V/1m)89dBFrequency Response (±6 dB) Open-Backed43Hz – 28kHzFrequency Range (-10 dB)33Hz – 45kHzNominal Coverage150°Crossover Frequency640Hz, 2.6kHzDrive UnitsLF: 2 x 160mm (6.5in.)MF: 160mm (6.5in.) Uni-QHF: 25mm (1in.) vented aluminium dome with Metamaterial Absorption TechnologyRecommended Amplifier Power50–350WRecommended High-Pass Filter35Hz – 80HzProduct External Dimensions (H x W x D)680 x 230 x 105.7mm (26.77 x 9.06 x 4.16in.)Cut-Out Dimensions (H x W)660 x 209mm (25.98 x 8.23in.)Mounting Depth From Surface99mm (3.9in.)Wall Thickness (Maximum)40mm (1.58in.)Wall Thickness (Minimum)6mm (0.24in.)Optional Rough-In FrameRIF3160LIdeal Rear Volume60 LMinimum Rear Volume30 LMax SPL110dBCertificationTHX® Certified UltraNet Weight12 kg (26.4 lbs.)T4S0M4E9/55-BKM