Attenuator and Mixer
This module offers four separate attenuators to reduce signal strengths and also comes with a mix output.
There is the same module with faders rather than knobs, which can be really useful for audio mixing live etc. 4ATTMIX Fader
https://wiki.aemodular.com/pmwiki.php/AeManual/4ATTMIX
This Module is currently available.
$32