User's Manual
GXP1610/GXP1620/GXP1625/GXP1628/GXP1630 User Guide Page 41 of 42 
EXPERIENCING THE 
GXP1610/GXP1620/GXP1625/GXP1628/GXP1630 
Please visit our Website: http://www.grandstream.com to receive the most up- to-date updates on firmware 
releases, additional features, FAQs, documentation and news on new products.  
We encourage you to browse our product related documentation, FAQs and User and Developer Forum for 
answers to your general questions. If you have purchased our products through a Grandstream Certified 
Partner or Reseller, please contact them directly for immediate support.  
Our technical support staff is trained and ready to answer all of your questions. Contact a technical support 
member or submit a trouble ticket online to receive in-depth support. 
Thank  you  again  for  purchasing  Grandstream  Enterprise  Application  phone,  it  will  be  sure  to  bring 
convenience and color to both your business and personal life. 










