Vodafone Kasatenten offer is a voice offer which allows you to talk to up to 60 minutes on Vodafone network and 5 minutes on other networks free by paying Ghs0.30 for the first minute of the call.
You can subscribe to the Kasatenten offer and still activate data, sms and idd packages but you will need to deregister the offer in order to enjoy the benefits of any other Vodafone bundle.
Dial *135# or call 135 to activate.