What amp/dac combo would you recommend for these, preferably something that also allow switching to speakers. Budget is $1000 total for both. Ive been recommended the following: Schiit Lyra 3 WA7 Fireflies (Was told overpriced) fostex HP-A4BL (as told are too weak) Audio GD NFB-11 (was told...

Looking at the following: Sennheiser HD800 Mr Speakers Ether Flow Stax L500/L700/007 Anyone have any input?

some what new. im pretty sure i had an old username but i forgot the credentials. anyways im mostly interested in upgrading my audio setup for gaming