The WHARFEDALE's SIGMA V4 features 4x3 inch full range transducers for warm lows and crystal clear highs. Transducer alignment that is optimised results in low anti-aliasing effects and maximum phase alignment. This passive speaker featuring Ultra-wide horizontal dispersion, have been voiced to blend seamlessly with other Wharfedale Pro SIGMA models. It also come with swivel/tilt mounting brackets and are available in either black or white.