The radiusone takes over from the original radius soundbar with a beefed up driver complement in a purer acoustically matched configuration it incorporates a string of c cam drivers arranged in three sets of 100mm 4 bass driver 25mm 1 tweeter pairings each with its own dedicated reflex ported chamber its a bit like three radius 90s in a single convenient cabinet contoured to match the widescreen aesthetics of larger flat tvs with all this technology on board youd expect the radi