# TRTC_APP_SCENE_VIDEOCALL property Null safety

int TRTC_APP_SCENE_VIDEOCALL
final

In the video call scenario, 720p and 1080p HD image quality is supported. A single room can sustain up to 300 concurrent online users, and up to 50 of them can speak simultaneously.
Use cases: `one-to-one video call`, `video conferencing with up to 300 participants`, `online medical diagnosis`, `video chat`, `video interview`, etc.

## Implementation

    /// Use cases: [one-to-one video call], [video conferencing with up to 300 participants], [online medical diagnosis], [video chat], [video interview], etc.
    static final int TRTC_APP_SCENE_VIDEOCALL = 0;