... Auto scout according to presets, 4 tours. 2.4 PATTERN(pattern scan)mode circuit 3.FCC,CE ROSH Suspend High Speed Dome ... major function ;Inner OSD screen menu, password protection setting, Setting and adjust presets, patterns, auto tour, auto scanning, ... 8 title settable zone. 4 auto scanning circuit,support auto pan scan with designed speed between left/right limit.8 masking ...