The PTC-140's 20x optical zoom and 10x digital zoom allows you to mount it near or far and still get great, sharp shots. Supports advanced digital noise reduction, even in less-than-perfect lighting conditions can shoot clear and smooth image. PTC-140 provides a wide Field of View of 54°, easily shooting all the scenes in the field. H.264/H.265 video compression for streaming - With built-in streaming encoder, can encode up to 2 simultaneous streams to any cloud service. With its ergonomic joystick and tactile button layout, the RMC-180 makes it easy to set up and control up to four Datavideo PTC-140 cameras for any live video production. RMC-300A - Designed to control up to 24 PTC-140 cameras, with preset memory for easy camera control. Able to control up to 24 Datavideo PTC-140 cameras simultaneously, 7 presets for each camera to operate with RGB backlit buttons. FREE PTZ View Assist APP - Control up to four cameras with your Wireless Touch Screen. It can monitor the live streaming video from PTC-140 series. The app can control up to 4 cameras simultaneously via DVIP, you can intuitively set up and recall the presets, and adjust white balance, focus, and IRIS.