... max, 6 SATA devices(HDD*4+eSATA*1,HDD*4+DVD*1,HDD*4+DVD*1+eSATA*1)External HDDYES ... device,USB DVD+RW, SATA DVD +RWAlarm Motion detectionDetected frames unlimited/channelSensitivity, 100 levels for each channelArea, programmable ... mouseYESTouch panelTouch panel LCD monitorRemote controlIR Remote control max 4 deviceSystems upgradeVIA USB/networkPan ,tilt,zoom,controlControl form ...