RTSP Posonic Posonic RTSP URL Posonic primary focus is IPCamera Contact HCN-SP900 Posonic supports the Real-Time Streaming Protocol (RTSP) for the following camera models. Click on a camera model to view the specific RTSP URL details. Search a modal HCN-SP900HCN-T-RC6310HCN-T-RC6320HCN-T-RC6510HCN-T-RC6520HCN-T-RC6910HCN-T-RC6920