- internet - What is the difference between dual sim active and dual sim . . .
There are actually three types of dual SIM phones Dual SIM Standby (DSS): Only one SIM can be used at a time, 1 radio chip The phone has single IMEI number Dual SIM Dual Standby (DSDS): Two SIMs can be used at a time, but if one opens a call or data connection, the other is offline The phone has two different IMEI numbers Dual SIM Active (or sometimes Dual SIM Dual Active) (DSA DSDA): Two
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