I am using a pair of ProAc Response 1 SC speakers with excellent results with a Naim Nait 1 integrated amp. I have used these speakers with many amps mostly Naim amps (Nait 5, NAP140 and NAP135's - Naim's best amps). If you have a small to medium size room you can not beat these speakers.
Ralph
PS: Well worth the cost.
Ralph
PS: Well worth the cost.