You can choose the sound of your timer alarm out of different preinstalled sounds.

Android 9
Step 1:  Tap on  Clock
Step 2:  Open the  menu
Step 3:  Open the  settings
Step 4:  Tap on  Timer sound
Step 5:  Choose an  option
  1. Tap on Clock
  2. Open the menu
  3. Open the settings
  4. Tap on Timer sound
  5. Choose an option

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