SOPP701: How do two tablets with the music score know when to switch as they do when you turn pages?

This question was sent by Richard, and he writes: “Hey Vidas, I just watched your video of 4 movements your Nun Danket Suite - VERY nice. Question: how do the tablets with the music score know when to switch as they do? Thanks! Richard” You can support this channel by becoming a member here: https://www.youtube.com/channel/UCO4K3_6QVJI_HlI5PCFQqtg/join If you like what I do, you can buy me some coffee: https://www.buymeacoffee.com/organduo PayPal: https://PayPal.Me/VPinkevicius We support Ukraine: https://www.blue-yellow.lt/en My Hauptwerk setup: https://www.organduo.lt/tools.html Total Organist - the most comprehensive organ training program online: https://www.organduo.lt/total-organist Secrets of Organ Playing - When You Practice, Miracles Happen! https://organduo.lt Listen to my organ playing on Spotify: https://open.spotify.com/artist/0ckKPIvTWucoN3CZwGodCO?si=YWy7_0HqRvaZwBcovL-RKg