Thailand 3G/4G Prepaid Data Sim card/?UNLIMITED Data 8 Days?

Data plan starts upon activation, prepaid value of 299BAHT will be deducted. 8-day unlimited data included (4G network speed for first 500MB,Limited speed for the rest? The system will be count from the first activation day until the 8th day in Thailand time 23:59) + 100 minutes call includes IDD to Hong Kong (valid for 35 days) Allowed to connect to any social network platform and Hong Kong website. Add value at any local 7-Eleven store