Apple iPhone Dual SIM Dual Standby - what it does and …
https://www.shacknews.com/article/107230/apple-iphone-dual-sim-dual-standby-what-it-does-and-how-esim-technology-works
WebSep 12, 2018 · Dual Sim Dual Standby, also known as DSDS, is the modern take on Dual SIM functionality. Traditionally, Dual SIM means users can install two separate SIM cards into their phones — more on that...
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