So I might go for these speakers
https://www.mightyape.co.nz/product/kef-4-5-weatherproof-outdoor-speaker-2-way/30360342
https://www.jaycar.co.nz/6-5-indoor-outdoor-speaker/p/CS2477
Is there such a thing I can wire them into which will connect to an ipad/iphone via bluetooth to play the sound?