Zoom digital camera 1.540TVL,auto iris,with IR-cut 2.super high focus speed 3.22x,27x optical zoom Zoom digital camera27x high speed high ... Display, baud rate( 2400/4800/9600 selectable),manual/digital auto focus,auto white balance,aotu iris,support line control or RS 485 ... ,support PELCO-D protocol,with power cut resume function,DC12V±10%, super low power consumption Trade terms1,Payment: By T/T ...