RGB LED for displaying e.g. warning signals, occupancy of meeting rooms etc. The NFC also makes it possible to implement time recording terminals or info terminals with ID, such as in multi-party residential complexes. Currently tested Android time terminal software: https://elecena.pl/product/23608533/mt10rk3568a11poenfc-room-manager-25-7-cm-touch-display-android-11 2023-06-07 https://elecena.pl/product/23608533/mt10rk3568a11poenfc-room-manager-25-7-cm-touch-display-android-11 2026-06-30