How much traffic does Unicom 129 yuan file 4G Changshuang ice cream package have?

129 yuan 4G refreshing ice cream package (discontinued) monthly fee 129 yuan, the package contains 500 minutes of domestic voice (except Hong Kong, Macao and Taiwan), and the domestic traffic is 20G. There is no charge for domestic answering, including caller ID. After exceeding the package, domestic voice is 0. 15 yuan/min, SMS and MMS are 0. 1 yuan/piece, and the traffic outside the package is safe to use: it is charged at 0.02 yuan /MB, accumulated in 5 yuan, charged at 5 yuan /GB, charged at the above standard after the traffic exceeds 1GB, and so on. Up to 2 daughter cards, monthly fee 10 yuan/month/card, excluding all kinds of voice and traffic resources; Promotion policy of No.4 secondary card: 5 yuan/month * 12 months.