In my opinion, all these speakers arent. For this type of rear speakers, you need a strong power to get the true sound of them. If your cinematic box to use the receiver for these speakers Definitive Technology BPX price Dont worry. To the best of these speakers, you should Deff. the performance of the amplifier with 200 watts per channel. With a pre-amplifier for audio / video sound fields. Have you run the amp and use their power to power these speakers. Remember, if you have a standing front speakers, you should be sufficiently rear tweeters are the same size of fronts sound evenly balances. I buy the Definitive Technology BPX for the best prices on the BP7002 as fronts and backs as BPX. Powered by Pioneer Elite. Amazing sound for any type of music. If you see the movie is the main home theater system to ensure that the center channel to fulfill that task. 70% of the main sound comes from the middle. I hope this helps.

