Added support of Bluetooth handsfree feature. [Bluetooth]
Improved Features of blocklist and allowlist in Contact. [Block/Allow Listing]
Firmware Version 1.0.0.31
Added support for more MPK/VPK modes [VIRTUAL MULTI-PURPOSE KEYS]
UCM conference room updates [UCM CONFERENCE]
Firmware Version 1.0.0.16
This is the initial version for GRP261X.
EXPERIENCING GRP261X/GRP2624/GRP263x/GRP2670/GRP2650
Please visit our website: https://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, FAQ, 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 your questions. Contact a technical support member or submit a trouble ticket
online to receive in-depth support.
Thank you again for purchasing the Grandstream IP phone, it will be sure to bring convenience and color to both your business and
personal life
GNU GPL Information
GRP261X/GRP2624/GRP2634/GRP2670/GRP2650 firmware contains third-party software licensed under the GNU General Public License
(GPL). Grandstream uses software under the specific terms of the GPL. Please see the GNU General Public License (GPL) for the exact terms
and conditions of the license.
Grandstream GNU GPL-related source code can be downloaded from the Grandstream website from:
https://www.grandstream.com/hubfs/Product_Documentation/GRP261X/GRP2624/GRP2634_gnu_gpl.zip
U.S. FCC Part 68 Regulatory Information
This equipment complies with Part 68 of the FCC rules. Located on the equipment is a label that contains, among other information, the
ACTA registration number and ringer equivalence number (REN). If requested, this information must be provided to the telephone
company.
The REN is used to determine the quantity of devices which may be connected to the telephone line. Excessive REN’s on the telephone line
may result in the devices not ringing in response to an incoming call. In most, but not all areas, the sum of the REN’s should not exceed five
(5.0). To be certain of the number of devices that may be connected to the line, as determined by the total REN’s contact the telephone
company to determine the maximum REN for the calling area.
Caution:
Changes or modifications to this product not expressly approved by Grandstream, or operation of this product in any way other than as
detailed by this guide, could void your manufacturer warranty.
Warning:
Please do not use a different power adaptor with devices as it may cause damage to the products and void the manufacturer warranty
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