How can i use lately the ipod cog of an iphone when it say sim card not installed?

i have a tmobile sim in another phone and i want to use the ipod factor of the iphone but it says i need to spark off a sim card just to get into the phone

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You cant the sim card categorically has to be inside phone

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Will the unmarked iphone 2 (3G) competent to be jailbroken and used on any meet people? i?

I still enjoy a year vanished on my tmobile contract but i want the untried iphone, what should i do?

How do I connect my iphone to my microsoft outlook?

Blackberry storm vs iphone 3g?

Samsung Omnia, Iphone 3g compare?