Sounds for notifications

You can do it by adding sound which must have same name as it is named at process of channel creation at Engage system.

Supported audio formats for iOS: https://developer.apple.com/documentation/usernotifications/unnotificationsound

You can do it by specifying a local sound resource on the device (e.g. android.resource://com.companyname.appname/raw/sound.mp3).

Put sound file under the res/raw directory of android project.

On CEP, under Channel configuration add sound names (imported in the raw directory) including extensions (very important).

Open

Supported audio formats for Android: https://developer.android.com/guide/topics/media/media-formats