Adopt the two-sided PCB of the 2 oz, and plate with gold 1 u thicknesses completely
SIZE:62.5mm*70mm(t=1.6mm)

Speaker Terminal Distance:
Distance 29.75mm.
Diameter of 8.8mm.

Schematic.

Part list.

Power supply : AC12V 150mA minimum.
We've sell it A layer silicon steel cover EI transformer(110V/220V,for SPK KIT









Additional LED modified: