"COMPACT OPTICAL SCANNING ENHANCED (COSE) LENS. TECHNOLOGY PROVIDES INTERNAL OPTICAL SCANNING ARRANGEMENT TO PROVIDE PTZ CAPABILITY W/ NO EXTERNAL MOVING PARTS. COSE LT (MANUAL ZOOM) LENS PROVIDES 45 DEGREE FIELD OF VIEW OF THE TARGET FROM POSSIBLE 120 DEGREE CONE AROUND THE AXIS OF INSTALLATION. SUPPLIED W/CHOICE OF INTERFACE CABLE (RS422/485, RS232 OR USB), CONTROL SOFTWARE, A SUITABLE ANALOG OR DIGITAL CAMERA CAPABLE TAKING C-MOUNT LENSES, A 12V SUPPLY, A METHOD OF DISPLAYING THE OUTPUT REF: 676001D124107."