I do like omnis for rear speakers in a multichannel setup, makes surround sounds more spacious. My dad owns a pair of german physiks carbon which sounded horrendous as 2 channel music listening speaker imo but are pretty impressive as rears.
I have a TAD micro evolution one and i've been quite a fan of its co-axial tweeter/midrage, build quality, frequency response and measurement are pretty good too. Well, this was dissapointing... To begin with it doesn't even look that nice unlike the me-1.
I can agree with you regarding the impressive bass for its size. I had a rx6 and that too have the same traits, however i do not particularly like how the extreme high's sounded on the rx6 which is suspect has something to do with early cone breakup on the tweeter
Have you tried the bose 700 ? In my 5 minutes with them , i felt it was a decent upgrade over qc35 ii. But haven't spend enough time for a direct comparison between it and the xm4.
Mine just arrived. First impression after a few AB sub bass sounds abit more authoritative than on the atom. Might be placebo , since its not blind ab test. I'm using aeon flow open planar magnetic headphones with 13 ohms impendance. Build quality wise its pretty amazing for the price, a bit of...
That fan looks like exhaust (the motor side is usually the direction it blows to), either way an odd decision as exhaust fan blowing down will go against rising heat.