Is the brownish spots on the front top on the iPhone 3GS normal?

It’s like 3 like spots that you van only see when held up to a light it’s by the top speaker

It’s like 3 like spots that you van only see when held up to a light it’s by the top speaker
Last Response: Solution i tried on Unlocked 1.1.3 and 1.1.4 versions. Just follow the steps they have been explained...
Last Response: The cost of Apple iPhone 3G 8GB is 49000 and iPhone 2G 8GB Taka 38,000 Taka. i.e., 725CD$ and 660 CD$ (1 Canadian Dollar(s) =...
Last Response: For this method you will need the following apps and sources: Source: iAcces Apps: iAcces English Keyboard Themes from cydia
Those are sensors to determine when the auto brightness adjusts itself and to also determine when the phone is near your ear during a call so it can turn off the screen while talking. This makes it so your ear doesn’t accidentally end your call mid conversation.
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