The KEF Ci4100QL is an all new in-wall home cinema speaker built for flush mounting discreetly into walls. whilst still offering the performance of a floor standing speaker. Using KEF's patented Uni Q driver technology, 4 x 100mm drivers deliver outstanding sonic performance, whilst remaining discreet. An ultra thin paintable bezel neatly disguises the speaker in the wall making it ideal for a Lounge or dedicated cinema rooms. The Ci4100QL speakers are ideally suited to 2.1, 5.1, 7.1 applications, as well as the newer object based sound formats including Auro 3D, Dolby Atmos and DTS-X.