dcm speakers builds

Okay so I'm currently running the following setup (follow me here): Echo dot 3rd generation 2018→ aux cable→ Fiio A1→ 2 way headphone splitter (everything from here forward is on both ways)→ 3.5mm to raw wire→DCM KX-6 The Fiio is a great amp, but it doesn't generate enough power (I think, idk...

I am new to this forum , lurking here since the summer . I have a pair of TW 1a speakers :If I were to build a taller box to add 2 speakers from 2 pair of CX- 17 speakers using all the original crossovers wired in series positive to positive negative to negative then out to receiver would it...