These sales descriptions are for the USA made box seen here. Probably similar components in these made in Taiwan versions although I can’t say for sure.
“The Ross Stereo Delay is known for its warm analog delay tones. There are
two output channels for stereo effect (via “local” and “remote”
“True analog delay achieved with three of the
famous and coveted Reticon SAD1024
Bucket Brigade ICs. Those ICs alone can
cost $75-$100 each if you can find them (most are re-manufactured and
considered to be counterfeit). The sound you get when using
two amps is incredible. The controls switch on and off the remote
amp (with delay) and/or switch the local signal between dry and delay.”
is so cool to be jamming along with just a slight delay then kick the
remote channel on set for lead, wow, mind expanding tonal bliss. Long
delays sound wicked too. There are tons of ways to use this device with
your dual amp rig. Nothing works as good as stereo for a live situation.
Endless creative possibilities.”