Another question in order to understand better:
Which one should i buy Hertz
a) Energy ESK 165, 2 way, 100W
b) Energy ESK 570, 2 way, 100W, 5" x 7"
c) Energy ESK 163L, 3 way, 125W
buy a or b (about 30 dollars a cheaper than b)? Oval (b) is better than round (a) shape?
if i buy c should i...