
that you spell 1250 W into 4 ohm
the d & b D12 and moin powerful and makes you move your well max 15 with a yield of 135 db for passive 250w admisible
m 15 129 adamson d & b in passive for 500 w adminsible with fp3400 lab
So the 2 products good but not walking the same product tt
and for the 400 we talk not even