When you start the intercom, you can press the buttons. If intercom breaks, restart, clicking Green Flag. CYFRAL INTEL ultimate firmvare. Game version V1.0 Apartments: 999 Updates: table of codes 100 + bell + 7273 25 bell 7456 41 bell 1410 101 bell 6242 79 bell 9449 4 bell 6331 bell 1234 To call, type number and wait 3 secs CYFRAL CCD 2094: https://scratch.mit.edu/projects/938179308/ CYFRAL CCD-20: https://scratch.mit.edu/projects/941018263/ CYFRAL M-20M: https://scratch.mit.edu/projects/950917075/ CYFRAL M-10M: https://scratch.mit.edu/projects/951397028/ CYFRAL M-4M: https://scratch.mit.edu/projects/956528193/ CYFRAL M-2M: https://scratch.mit.edu/projects/956552085/ CYFRAL M-1VC: https://scratch.mit.edu/projects/956555412/
