A:Answer Not exactly sure by your q what specifics you want!!??
My iPod is collecting dust. I solely use my iPhone now. I got apple music & Apple's music matching service (forgot name). In three older days of iPod, I used mine for all my music, 128gig. I used to download all my music from my Mac into my iPod. I had lots of space to spare. But when I use apple music & Apple's music matching service (forgot name, I STREAM EVERYTHING. the data demand are a fraction of what was previous.
That's how I do my music