Samsung introduced its first Android smart phones dual sim on Thursday, the Galaxy Y Duos and Galaxy Y Pro Duos.

This combination of affordable features paired with dual-SIM capabilities, however, could appeal in countries where handset costs push some to share handsets, which is one of the uses of a dual-SIM device. One look at the targeted countries for the new Galaxy Y smartphones illustrates this: China, India, Latin America, and Africa, to name a few.

One phone can easily be used by two or more people thanks to the multiple SIM functionality: a feature Nokia has offered in the same regions. Nokia is still offering low-end devices with two SIM slots, but its move to Windows Phone opens the door for Samsung to broaden its audience in emerging regions. Essentially, the new Galaxy Y handsets allow Samsung to experiment in a new market to see if it’s a viable area for continued sales growth. In fact, I noted five reasons in June why Samsung will be the next smartphone king; dual-SIM support could become reason no. 6.

its Galaxy line into the higher end phones, and that feature could be supplemented with Samsung software customizations to allow for “work” and “personal” modes. During the workday, the phone environment would be geared toward corporate activities, while off-hours, games and social networking apps would be accessible. In both cases, the dual-SIM feature would ensure both work and private communications continue to flow.

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