???? ????-?? ??????, ??????? ??? ???, ??? ??? ???? ?????-????? ??????; ??? ?? ????? ?????? ?? ???, ???? ??????? ????? ????????????? ???? ??????? ???? "??????, ??????, ????????" ??????? ????? ???? ???? ???? ???,?? ?????????? ????????????? ???????, ???? ?? ???? ?????? ????????? PTZ, ????? ??????,25~225Mm ?????????? ??? ????? ????? PTZ. ?????? ????????? ??????, ????????? ????????? ???????? ???????????, ??????????? ???????? ????, ????? ??? ???????? ???????????? ? ????? ??????? ??????? ??. ? ???????? ????? ???????? ?????? ????, ??? ?? ?????, ???????, ???????????, ???????????, ????????, ????????, ????????????. ??? ?????????? ?????? ??? ?????????? ????? ???? ??? ???? ?????????? ?????? ??????. ?? ? ????, OEM, ODM ???????? ?????? ???, ???-??????? ???????? ?????? ??????? ????? ???? ???????? ??? ??? ???-???, ?????????? ?????? ??????? ??? ??? ????????? ????? ??????? ???! ?? ???? ??? ?????? ??? ???? ??? ???????? ???? ???, ?? ???? ????? ????? ?????? ???. ??? ???? ?????? ????? ??????? ??????? ???? ???? ???? ???.