Blackmaxx Crunch 4 channel 1400W Car Subwoofer Amplifier ?

Blackmaxx Crunch Amplifier ( MXB4175 ) 4 channel 1400 Watts comes with original box I have been using the amp for about 2 years in my focus to power 2 12inch Alpine Type S subs and it handled it all with ease. I paid 200 2 years ago and im only selling as i got a baby on the way so its gotta go!