Speakers to suit 3.5 Watt Audio Current Amplifiers
With current drive speakers the tweeter and woofer are connected in series (see diagram).
This small design produces surprising bass responce.
The overall audio is a clean and realistic reproduction.
From Jaycar we get the speakers part CT-2007 & CW-2190 and the 6.8uF capacitor part RY6956.
From https://www.wagneronline.com.au the inductor part XLA0.39.
The speaker terminals are from Altronics part P 2017.