Summary: in my country its FS 248s , this speakers show potential with high power amp . like PASS lab X100.5 mono . and furutech reference series cable n interconnect to vitus and ps audio perfectwave series. via transparent power plant. my cdp is bladelius freja Mk3 . Result > refine treble , very analog midrange and a solid n fast low bass. ITS younger silblings is good for medium power amp . i ve tested before final purchase. Good luck. Hifi for sharing ! not bragging.