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All manuals and user guides at all-guides.com GT1900U USB/PSTN Duel Phone http://www.ComputerStore.co.za/computer-store-specifications.php?products=7733 1. Installation Before you use the telephone for the first time, you MUST make sure the battery is charged for 20 hours. If you do not do this, the telephone will not function properly.
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All manuals and user guides at all-guides.com GT1900U USB/PSTN Duel Phone 2 Keys/LED Base.
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All manuals and user guides at all-guides.com GT1900U USB/PSTN Duel Phone Charger 3 Display (LCD)