I want to buy an iPad and need to un­der­stand why hav­ing a SIM slot is im­por­tant in a tablet. Kindly re­vert as it will help me de­cide which tablet to buy.

Gadgets and Gizmos (India) - - LETTERS -

Su­nanda Kaushik, on email Ap­ple iPad is avail­able in dif­fer­ent stor­age ca­pac­i­ties in two vari­ants – Wi-Fi and Wi-Fi + 3G. The dif­fer­ence be­tween the two is that you need to al­ways stay in a Wi-Fi en­abled zone to ac­cess In­ter­net on the tablet. Whereas, on the lat­ter, other than Wi-Fi you can also ac­cess in­ter­net through a 3G SIM. This gives you the free­dom to ac­cess al­most ev­ery­thing on the move.

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