A reliable IP phone for small business users, the GXP1620 delivers a suite of powerful VoIP features in an easy-to-use fashion with a modern design. The GXP1620 offers support for up to 2 lines and features full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity. The GXP1625 features built-in PoE while the GXP1620 does not. These features allow the GXP1620 to be a high-quality and easy-to-use small business IP phone.

Core Features:

  • 2 SIP accounts, 2 line keys, 3-way conferencing, 3 XML programmable context-sensitive soft keys
  • HD audio on speakerphone and handset
  • EHS support for Plantronics headsets
  • Up to 1000 contacts, call history up to 200 records
Miscellaneous
Country of Origin China
Power Description
Power Source AC Adapter
Management & Protocols
Communication Protocols TCP
TLS
UDP
ICMP
DHCP
ARP
STUN
SRTP
SIP
RTP
RTCP
RARP
PPPoE
LDAP
LLDP-MED
NTP
Interfaces/Ports
Number of Network (RJ-45) Ports 2
Network (RJ-45) Yes
Physical Characteristics
Weight (Approximate) 1.8 lb
Form Factor Wall Mountable
Height 3"
Width 7.3"
Technical Information
Speakerphone Yes
IP Phone Technology VoIP
Total Number of Phone Lines 2
Base Unit Connectivity Technology Corded
General Information
Product Type IP Phone
Manufacturer Part Number GXP1620
Manufacturer Website Address http://www.grandstream.com
Manufacturer Grandstream Networks, Inc
Product Model GXP1620
Product Name GXP1620 IP Phone
Product Series GXP
Brand Name Grandstream