Normally, Dual SIM cell phone can be divide into 5 types.
1.Pseudo-Dual – for convenience to use second SIM (as rule, it has no major slot for this) without both SIMs connected with owner’s mobile service providers (MSP).
2.Dual Sim Shift
3.Dual Sim Stand-by (DSS) – allows the device to switch from one network to the other when required. Only one SIM card can be connected at the same time. If you had call from sim card A at the time you using sim card B, then you will miss the calls from card A.
4.Dual Sim Active (DSA) – allows the device to be connected to both networks at the same time (it’s using transceiver). You can switch between the calls without dropping one . You won’t miss any calls from any of the card you device carried. They are messages to notify you if you missed any calls.
5.Dual talk – possibility to talk with 2 callers from different MSPs at same time. The latest version for dual sim card phone.
For Smart cell phones from 123inkcartridges.ca. Most of them are Dual Sim Stand-by (DSS) cell phone. You can only be connected with either of the two SIM card. Dual SIM Smart phone 3CPS carried are the Cheapest Smart Android Phone in Canada. Discover and choose the most valuable dual sim smart phone from 123inkcartridges.ca!