Transfer speeds between the phone and Eye are up to 130 Megabyte per second.
LTE FDD: 2100(B1)/1800(B3)/2600(B7)/800(B20)
Up to 300Mbps SIM cardDual sim dual standby
Or 1 Micro SIM Card and 1 Micro SD Card
Both SIM slots are compatible with 4G, respectively.
When they work at the same time, only one of them can receive
LTE service and the other GSM.
Default at slot 1