Reply to studio speakers : M-AUDIO BX-8D2

hi ..i really need some help here....I believe of buying the M-AUDIO BX-8D2 but I read in a youtube review that this speakers and generally the M-AUDIO hum....so do you know something about it? do they realy hum?

do you know if i can find something better in the price of 300-320 euros (a pair)?