kef r2 meta centerKEF R2 Meta The center speaker for any R speaker R2 Meta is a center speaker designed to match any floorstanding speaker in the R Series. R2 Meta boasts a 12th generation Uni Q driver array with MAT and two 5. 25" hybrid aluminum bass drivers. It is compact enough to be used in smaller rooms, while still being capable of reproducing the most dynamic music and films. R2 Meta is especially versatile and can be used in an LCR (left center right)