... DDNS,FTP,Email,UPNP,Alarm Server,ARSP.Remote operationMonitor, PTZ control, Playback, System setting, File download, Log informationHard diskInterface2 ... failure alarmAuxiliary interfaceUSB Ports2 USB Ports: 1 for mouse control, 1 for backupRS485PTZ ControlEnvironmentPower supplyDC 12V, 4AEnvironment-10°C ... ,330mm * 270mm * 60mm (W * D * H)Weight with packing3.5KG Digital Wireless DVR KIT