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• Military Grade Durability Tests Passed (MIL-STD 810F Test Procedures)

• IP65 Rating: Dust-Proof and Protected Against Jet-Water

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First, make sure that a SIM card is inserted into the phone. Second, check to see that the antenna is fully attached, fully extended and vertical, and that the phone is outside with a clear view of the sky. Then, turn the phone off and then on again and wait for the phone to register. Placing a test call (+1 480 752 5105) can also ensure successful registration.

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