Hi i need to suggestion which portable amp good pairing with onkyo dp-x1 right now i'm thinking about ifi micro idsd is it good match or got other models that better? thank

hi i'm still new in this audiophile world..i recently just bought shure srh940(also got grado sr80i my first true audio headphones) and i'm using it with my Xperia Z and also PC/notebook with 320kbps mp3 and flac music also. so i hope you guys can suggest me which good dac/amp to get..may...