... DDNS,DHCP,PPPOE,support NAT thru.Socs ystem,single chip 4 CH CIF full real-time CODEC,the tidiest system construction,and ... system system resoursce4CH CIF full real-time record and palyback,4 CH CIF/QCIF subcode transmission operate interfaceimaging operate interface,support USB ... be set single surveyed area, also multi-grade sensitivity display1,4 picture video speed PAL:25 frame/s(adjustment) NTSC: ...