Requirements:
SD card minimum 8 gb (more better) Class 6 or better
Raspberry Pi Model 3
Raspberry Pi enclosure to protect
details re different versions:
https://www.lynda.com/Kodi-tutorials/Understanding-Raspberry-Pi-family/191267/496472-4.html
power supply: 5v micro usb 1.5 to 2.5 amps (bigger is better)
for audio use: -(you need a shielded power cable with a ferrite bead)
notes:
use NOOBS (new out of the box )
vnc or adafruit ssh
static ip address - mac address https://www.lynda.com/Raspberry-Pi-tutorials/Setting-up-static-IP-address/191267/416810-4.html
using sound:
https://www.lynda.com/Raspberry-Pi-tutorials/Plugging-hardware/191267/416815-4.html