From Elmo Mfg., two new variable scan speed 5-inch domes have 1/4 inch CCD color cameras with DSP and high-resolution 470TVL images. Motion: 360 degrees pan rotation at a travel speed from 0.1 degree to 375 degrees per second with 180 degrees auto turnaround. The ESD-300D is a day/night dome with Digital Slow shutter and removable IR cut filters. The ESD-300S features 22x optical zoom (4-88mm) and zoom speed of 3.9 to 6.3 seconds.