KEF Ci130CS In-Ceiling or In-Wall Square Speaker $50.00 – $240.00 KEF Ci130CS In-Ceiling or In-Wall Square Speaker. Featuring the KEF’s unique asymmetrical tweeter island, this configuration reduces high frequency diffraction and aligns the off-axis power response of the 0.75” tweeter and 5.25” woofer to make the speaker almost as placement friendly as Uni-Q. Combining impeccable sound quality with the elegant ultra-thin bezel (UTB), the Ci C Series range is part of how to “Hide your speakers, not your sound.” Available in Paintable White. Dimensions Diagonal x Depth: 7.24 x 7.24 x 3.3”. Cut-Out: 6.22 x 6.22” Weight: 3 lbs. Mounting Depth from Surface:3.03” Price: $240 each. Optional rough In Frame RIF130S: $50/pair Optional Rear Enclosure RNC130S: $120/each.