... Streams Support, D1 / 2CIF / CIF / QCIF Resolution Programable. Linux Operation System with D1 Real Time High Resolution Programable. ... Video Loop Out Optional. Support 4 X SATA2.6 2TB HDD, Strong Storage Capacity for 4 Months Recording Digital Watermark for Video Data Protection Friendly Design for ... &FF(1/4,1/3,1/2,1,2*,3*,4*)SEARCH METHODTime, Event, Channels and CalendarCOMMUNICATIONREMOTE ...