Where can I look for the gear Ben Tanner uses?

Find and submit the pianos, keyboards, synths, microphones, and other instruments used by Ben Tanner.

If the artist is active on social media, check places like their Instagram feed and look for musical equipment they can be seen using.

You should also do a Google image search for things like "Ben Tanner studio" and "Ben Tanner live" and spot gear that way.