... Manual FocusFocal LengthVari-Focal, f3.7-14.8 mm / F1.6H View Angle62°-15.4°Audio Talkback1 channel power MIC ... 4Mbps,Supports CBR/VBRTitle OSDSupports channel name, date, and video stream information overlay;OSD location is adjustablePrivacy Mask4 configurable ... Auto White Blance (AWB); Auto Band Filter (ABF)Auto Black Level Calibration (ABLC)Image ControlsColor saturation, hue, gamma, sharpness (edge ...