Professional AV connectivity decisions become easier when the complete application is defined before products are selected.
Identify both endpoints
Record manufacturer, model, connector type and interface capability for the source and destination devices. This avoids assuming that identical-looking connectors support identical functions.
State the required functions
Separate the requirement into video, data, audio, control and power. A product may support only some of these functions or support them at different performance levels.
Define cable distance and route
The installation distance should include real routing through containment, risers and equipment furniture—not only the straight-line distance between devices.
Document the operating environment
Note temperature, electromagnetic conditions, movement, bend constraints, plenum or fire-rating requirements and any project-specific compliance criteria.
Build verification into procurement
Where product documentation contains conflicting values or unclear claims, obtain written technical confirmation before commercial approval. This reduces commissioning risk and protects the project team.