In that size room 15wpc.will drive ANY conventional speaker to convincing levels...I ran Dunaudios with 15wpc.in similar size room with wonderful results....
I would look at Dali Zensor series,Wharfedale(especially the Denton Anniversary),Elac and Monitor Audio Silver Series...
I would look at Dali Zensor series,Wharfedale(especially the Denton Anniversary),Elac and Monitor Audio Silver Series...