A set of rare and highly prized ProAc Response 4 floorstanding speakers. They are in immaculate condition and come These speakers are classed as CLASS A(full Range) speakers by Stereophile:"The ProAc Response 4 is a studding, world class performer in every regard. It is well deserving of a Class A recommendation and has become a chrished component of my reference system. I recommend that you di whatever it takes to here this lovely loudspeaker. It deserves to be compared with any speaker at any price"(stereophile Review).