How much traffic does Unicom's 5G Changyue Ice Cream Package have in 69 yuan?

The monthly fee for 5G Changyue ice cream in 69 yuan is 69 yuan. The package includes 250 minutes of domestic voice (except Hong Kong, Macao and Taiwan) and domestic traffic 12G. There is no charge for domestic answering, including caller ID. In addition to the package, domestic voice is 0. 15 yuan/min, SMS and MMS are 0. 1 yuan/piece, and domestic traffic is 3 yuan/g. Up to 2 supplementary cards can be processed, and the monthly function fee of supplementary cards is 10 yuan/card.