Upgrading to Bolt, best way to bulk-transfer recordings from Series 2?

Hi all, I just ordered a Bolt, taking advantage of the $99 Lifetime transfer promotion. It will be replacing my pair of old Series 2 units.

I have a lot of recordings on those, which I would like to preserve. What is the best way to transfer the recordings to the Bolt, preferably in bulk? I would really prefer to avoid needing to select them one-at-a-time for transferring using the interface on the Bolt, there are probably 200+ recordings.

I don't mind transferring to and from a PC. I've...

Upgrading to Bolt, best way to bulk-transfer recordings from Series 2?

Upgrading to Bolt, best way to bulk-transfer recordings from Series 2?