This dipole surround speaker is created to provide a really immersive surround experience, with wide-enveloping sound being presented with a sense of realism in cinema. Balanced output is given by the dual 4″ woofers, and crisp highs are spread over a broad soundstage by the dual 1/2 inch tweeters. It has a 75Hz20kHz frequency response, 86dB sensitivity and 8 Ohm impedance which make it an ideal match with amplifiers with a 60 to 125W power rating. With a crossover of 3.5kHz it has tuned to give a smooth ambient surround effects, all fitted in a high quality of MDF enclosure with a sleek and stylish finish.