You would need to step up to REL’s latest Reference series or older G series for the remotes.
No. 32 1000 Watt Subwoofer | REL Acoustics
G series on the used market can be found for "reasonable" prices
’While I’m loving the remote gain control’
Huh? Are you’re referring to triode/ultralinear swtiching for the amp? PL user here.
Some recordings can be a little bass heavy requiring a bump down.