New product FW DS-KH6320 ported to old DS-KH8300

[pepeEL]

Hi
Hikvision share new product with new firmware more user friendly....
DS-KH6320-WTE1 Video Intercom Indoor station with 7-Inch Touch Screen-Hikvision Europe

Is any chance to port this firmeware to old product KH8300 ? GUI is more user friendly in new firmware.

Or maybe is a chance to unpack it
DOWNLOAD EU PORTAL

and download only ringtones and put to old FW?