A few tech sites including Engadget are reporting that users have been complaining about yellow spots and banding lines on their new Apple iPhone 4. They are among the iPhone 4 users who are lucky to have a chance to use the phone that has been a gadget craze since few years back.

They also reported that the had issues with the reception of the phone. It may sound funny, but the users reported that holding will cause the signal to drop. If this is true, then the decision to place the internal antenna which located in the steel band at the sides of the phone which supposed to help boost the cellular signals could be wrong.

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