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7 Cautions
Please comply with the instructions to extend the unit life: ：
1. Keep the unit dry. Any liquid, i.e. rain, moisture, may destroy or damage the
inside circuitry.
2. Don’t use & store the unit in dusty places.
3. Don’t put the unit in overheated or overcooled places.
4. Handle carefully. Don’t vibrate or shake it violently.
5. Clear the unit with a piece of dry cloth. Don’t clean in chemicals, detergent.
6. Don’t paint the unit, this may cause some foreign materials left in between the
parts.
7. Please read the user manual carefully before installation and operation, learn
something more about the voltage range. Otherwise, it won’t work properly or
destroy the product.
8 FAULTS & THE SOLUTIONS
Please make sure SIM Card is GSM Net and installed correctly; also call
display should be on; but no call transfer and PIN code off.
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