Камера PTZ model: 12X optical zoom PTZ camera with SDIFull HD with HDMI/ 3G-SDI/ LAN interface, 12X Optical Zoomf=3.9~46.1mm,narrow-angle 6.3°,wide-angle72.5°,F number:F1.8 ~ F2.4support Tally (RGB12X-PTZ-TLY)