To give you an indication of the prices, I have converted the US.Dollar price to Euro's ( € ) British Pounds ( £ )  # You must take into account additional costs such as Import duties, Taxes ( VAT ) and Shipping costs.

for more information and specifications you have to visit their website:

NSMT Model 15 SE - € 1.918,-  #  £ 1.630,-  #  $ 1.995,-  ( price without stands ? )

NSMT Model PSM Super Monitor Loudspeaker - € 5.761,-  #  £ 4.896,-  #  $ 5.995,-

NSMT Model 50 Jamaica Loudspeaker - € 2.686,-  #  £ 2.283,-  #  $ 2.795,-  ( price without grills )

NSMT Model 100  Loudspeaker - € 12.488,-  #  £ 10.612,-  #  $ 12.995,-