Converter tool to control PTZ-Cameras with your PC This converter is needed to control pan/tilt/zoom-cameras together with PC-based surveillance systems and capture cards. The converter connects to a PC com port of your PC, supports semi-duplex protocols and transmits up to the following distances: 500 Meter at 150KB/s 1500 Meter at 19,2 KB/s 2000 Meter at 1,2 KB/s 3000 Meter at 300 KB/s