So I’ve been wanting to update my media streamer for a while.
In our kitchen I have an amp and speakers, and I have a Raspberry Pi One acting as a media streamer, primarily for use with Air Play.

It sounds truly amazing. I did the build for around £30.
Here is my build list -
Software - http://Volumio.org
Hardware
Pi Zero W - Board only
https://shop.pimoroni.com/products/raspberry-pi-zero-w
Hammer on - Header Board - this is genius
https://shop.pimoroni.com/products/gpio-hammer-header
DAC Board - Gives the Pi Decent Sound capability
https://www.hifiberry.com/shop/boards/hifiberry-dac-zero/
Metal stand-offs - These just look nice
https://www.hifiberry.com/shop/accessories/4-standoffs-m2-5x12mm-steel/
Parts I already had -
8 Gb Micro SD Card
Power Supply - Used an old phone charger
Micro USB Cable
RCA Cable
Amp + Speakers