EN
The GHP620/W and GHP621/W are not pre-configured to
support or carry emergency calls to any type of hospital,
law enforcement agency, medical care unit ("Emergency
Service(s)"), or any other kind of Emergency Service. You
must make additional arrangements to access Emergency
Services. It is your responsibility to purchase SIP-com-
pliant Internet telephone service, properly configure the
GHP620/W and GHP621/W to use that service, and pe-
riodically test your configuration to confirm that it works
as you expect. If you do not do so, it is your responsibil-
ity to purchase traditional wireless or landline telephone
services to access Emergency Services.
GRANDSTREAM DOES NOT PROVIDE CONNECTIONS
TO EMERGENCY SERVICES VIA THE GHP620/W
AND GHP621/W. NEITHER GRANDSTREAM NOR ITS
OFFICERS, EMPLOYEES OR AFFILIATES MAY BE
HELD LIABLE FOR ANY CLAIM, DAMAGE, OR LOSS.
YOU HEREBY WAIVE ANY AND ALL SUCH CLAIMS OR
CAUSES OF ACTION ARISING FROM OR RELATING
TO YOUR INABILITY TO USE THE GHP620/W AND
GHP621/W TO CONTACT EMERGENCY SERVICES,
AND YOUR FAILURE TO MAKE ADDITIONAL ARRANGE-
MENTS TO ACCESS EMERGENCY SERVICES IN
ACCORDANCE WITH THE IMMEDIATELY PRECEDING
PARAGRAPH.
The GNU GPL license terms are incorporated into the
device firmware and can be accessed via the Web user
interface of the device at http(s)://IP/#/gpl_license.
To obtain a CD with GPL source code information, please
submit a written request to info@grandstream.com
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PRECAUTIONS:
WARNING: Please DO NOT power cycle the GHP620/W and GHP621/W
during system bootup or firmware upgrade. You may corrupt firmware
image files and cause the unit to malfunction.
WARNING: Use only the power adapter included in the GHP620W/
GHP621W package. Using an alternative nonqualified power adapter may
damage the unit.
OVERVIEW:
The GHP series of hotel phones feature the GHP620(W) and GHP621(W),
easy-to-use IP phones for any hotel rooms that can be programmed and
customized based on the needs of hotels and their guests. The GHP620W
and GHP621W models are equipped with integrated dual-band Wi-Fi. The
features of GHP series include HD speaker, 2 SIP accounts/lines, 6 pro-
grammable keys, 10 speed dial keys, 3-way voice conferencing, full band
Opus voice codec, and advanced jitter-resilience algorithm that tolerates
up to 30% packet loss without impacting voice quality. The GHP series is
supported by Grandstream Device Management System (GDMS), which
provides a centralized interface to configure, provision, manage and
monitor the deployment of Grandstream endpoints. The GHP series IP
phones can be installed on desktop or wall-mounted, and can be powered
by PoE (GHP620/GHP621), power adapter (GHP620W/GHP621W), and
USB Type-C charger. Its elegant and compact design makes it perfect
for not only hotels, but also hospitals, apartments, dormitories and much
more.
PACKAGE CONTENT:
1x Base Stand
1x GHP62X/W
1x Handset
Phone
1x RJ9(4P4C)
1x Faceplate
Phone Cord
1x 12V Power Adapter
1x Quick Installa-
tion Guide
(GHP620W and GHP621W)
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