KEF has announced that the two-metre high loudspeaker Muon, has undergone a further technical advancement and existing Muon owners who want to take up this enhancement will have a senior KEF engineer flown out to them to undertake the update on site in their listening room.

“It was with the development of another iconic flagship KEF loudspeaker, Blade that KEF engineers were presented with an excellent opportunity of enhancing the technological prowess of Muon even further” says the company’s press release, “namely through the use of the latest iteration of KEF’s landmark innovation, the unique Uni-Q ‘point source’ driver array, a 5 inch MF lithium/magnesium, aluminium, hybrid cone and 1 inch HF aluminium dome, featuring KEF’s unique ‘Tangerine Waveguide’”.

There is a completely redesigned with a special feature being that the LF section changes from a 4th order to a 1st order design, which KEF say dramatically decreases group delay between 50 and 200 Hz. and ultimately improving bass tightness and precision.

Both the Muon and the enhanced update to existing owners of Muon are available now. The Muon retails at £135,000 a pair and remains limited to 100 pairs.