There are some iphones that do have dual sim cards.
N, it is not possible to convert the iPhone 4s to a dual sim.
Supposedly the 1st gen with fw 2.1 does (Vodafone 2v1 sim)
You can use the SIM Card method for GSM carriers, or find a way to switch plans with the dual-antenna iPhone 4S.
No micromax x500 is is not dual sim...
Seeing as how the iPhone 4 requires a micro-SIM you will have to either get a new micro-SIM from Vodafone; cut your SIM down to a micro-SIM; or purchase a dual SIM adapter that will allow you to use your full size SIM in it. I have included Related Links for the last two options as they include pictures that you may need to be able to make an informed decision as to which route you want to take.
Not anymore than ks to SIM Cards and the 4S's dual-antenna ability.
YEs Nokia 2680s is a dual sim
Dual SIM, Dual StandbyTake the dual SIM advantage of LG GX200 with, Dual SIM indicator to easily manage two networks, keep work and play separated and enjoy quality connections.
Type your answer here... Yes it is dual SIM mobile phone...
Of course, the iPhone 3G and/or the original iPhone will take any normal sim card; the 3G iPhone will take the 3G sim as well.
In some situations, the status bar on your iPhone might display No SIM, even though your iPhone has a SIM card.
No