Family members can talk freely.

Yes, GSM can set up a family plan and a number. 5 yuan can call the other party for 2000 minutes free of charge and send 200 short messages to the other party. Set two numbers with a function fee of 10 yuan to talk to each other for 3000 minutes and send 300 short messages; You can set up up to four family numbers, namely, function fee 15 yuan and five family numbers for Shenzhouxing. The function fee of 3 yuan is 8 cents a minute. You can do it in the business hall.