???? ???????? ?????? ?????? ???????? ?????? ????? ????? ??????? ???? KC9 ?????????????????. ???????? ????????? ???????????? ????? KC9 ???????????? KC9 ???? ???????? ??? ????????? ?????? ???????????? ????. ??????? KC9 ????? ??? ???????. ????????? ??? KC9 ??? ?????????????. ??????? ?????????????? user-friendly ???????????? real-time KC9 ?????