Free Express Shipping! AVer PTZ231 PTZ Camera with 30x Optical Zoom (White) 1/2.8" 2MP HD CMOS Sensor, 3G-SDI, HDMI, USB & IP Streaming Output, Capture/Stream up to 1080p60 Video, 30x Optical Zoom, 1x Digital Zoom, 62.3 to 2.5° Horizontal Field of...