Features KEF’s patented Uni-Q driver array Ci4100QL-THX is a THX Certified Select in-wall speaker. A deep understanding of the filmmaking process and surround sound is at the very heart of every THX certified 2.1, 5.1 and 7.1 speaker system...

  For the ultimate in Extreme Home Theatre, THX Certified to the level of Ultra and Select, the formidable KEF Ci-R Series Ci3160RLb-THX in-wall subwoofer has the deep bass and theatre thumping output capabilities of a traditional KEF subwoofer coupled with th...

  THX® Certified Ultra Speaker with MAT™ The Ci3160RLM-THX is an in-wall architectural speaker featuring the 12th generation Uni-Q driver array with KEF’s groundbreaking Metamaterial Absorption Technology (MAT™), refined to maxi...