# PreviewChannel

## Function

This API includes Get PTZ Information, Control PTZ, Get Light Siren Information, Control Light Siren, Get DualTalk Information, Control DualTalk, Get Manual Alarm Information, Control Manual Alarm.

## URI

    POST /API/PreviewChannel/{Action}

Table 1 describes the parameters.

### Parameter Description

Table 1

Parameter | Required | Description
--- | --- | ---
Action | YES | Request action, including PTZ/*, DualTalk/*, Floodlight2AudioAlarm/*, ManualAlarm.