How to activate:

• By dialling *67*134# (for notifications when your phone is busy)
• By dialling *62*134# (for notifications when your phone is switched off or unreachable)

How to use:
Deactivate:

• By dialling #67# (for notifications when your phone is busy)
• By dialling #62# (for notifications when your phone is switched off or unreachable)
  

Price:
Free