Oh boy, many audio gears.
My Sony Walkman ZX2 paired with my Fiio E12 Mont Blanc portable amp
A Fiio X7 MK2 Paired with my Cayin C5 Portable amp. The Little Dot Mk2 with super tubes as power and the Mullard M8161/Cv4015 as tube drivers.
and my Emotiva A100 paired with the Schiit Loki EQ.
As for headphones way to much to list but yes the hd600, several grados, fostex mk3, the monolith m560, the monolith M1060c, the Monolith M565 with the...