Crystal Acoustics TX-T2SE THX&reg; Ultra2 Certified Special Edition Stereo front tower speakers (1 tower speaker, not pair) -Black gloss & Black Ash NEW design and tuning for deep bass without any need for a Sub Double chamber towers for optimum low frequency reproduction Rotating tweeter on-top for clear, diffraction free highs Electronic protection at the tweeter for safe function at high level Controlled dispersion, making every seat a good seat