Hello everyone!! I own an Audiobahn A4801T amplifier and the specs:4x250w rms @4ohms/4x350w rms @ 2ohms/or (bridged)2x700w rms @ 4 ohms.I want to get the full 1400 watts whether is 4 ch or 2 ch.I plan to purchase two 12" or 15" subs but need to know what ohm subs to use?single or dual?what are my options please help!!!