Review of TrueLife SonicBrush Clean30 Duo toothbrush. Is the sonic duo paying off?

Two sonic toothbrushes for the price of one? TrueLife SonicBrush Clean30 Duo is the offer. I'm just checking to see if it's worth buying. Sonic brushes have gained quite a few popularity in fresh years – and no wonder, due to the fact that they offer more accurate cleaning than conventional manual models....