I love my setup. I might someday upgrade my IEMs, but it doesn't make sense to at the moment since I'm working from home and not using them much.

Headphones: Beyerdynamic DT1990

Home source: laptop > apple dongle > JDS atom amp+

IEM: Thieaudio Legacy 4

On the go source 1: laptop > apple dongle

On the go source 2: Fiio M6