Grandstream GXP1628, Small-Medium Business HD IP Phone,2 line keys with dual-color LED,dual switched10/100/1000 Ethernet ports, HD (with power supply)

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Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS (A record,
SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP-MED, LDAP, TR-069,
802.1x, TLS, SRTP*, CDP/SNMP/RTCP-XR

Network interfaces
Dual 10/100/1000Mbps network port with integrated PoE

Graphic display
Graphic LCD display 132*48 (2.95’) pixels with backlight

Function Keys
2 line keys with two-color LEDs, and 2 SIP accounts, 3
context-sensitive programmable touch keys, eight programmable
BLF extension keys, 5 navigation/menu keys, 13 special
keys with MUTE, HEADSET, TRANSFER, CONFERENCE, SEND, REDIAL functions,
SPEAKERPHONE, VOLUME, PHONEBOOK, MESSAGE, HOLD, PAGE/INTERCOM, RECORD, HOME

Voice codecs
Support G.711µ/a, G.722 (broadband), G.723, G.726-32, G.729 A/B, iLBC, in
and out of DTMF range (In audio, RFC2833, SIP INFO)VAD, CNG, AEC, PLC,
AJB, AGC

Telephony Functions
Hold, Transfer, Redirect (unlimited/no-response/busy),
Shared Call Appearance (SCA) / Bridged Line Appearance(BLA), Downloadable
phone book (XML, LDAP, up to 1000 items), Call Waiting
, Call history (up to 200 entries), Auto-dial, Automatic response, One
-click dialing, Flexible numbering plan, Hot Desking, Personalized
music ringtones, Redundancy servers and fault tolerance
Headset connector Headset with RJ9 connector (which allows the use of EHS with headsets
Plantronics)

HD Audio
Yes, HD tube and speaker with broadband audio support

Base stand
Yes, 2 corner positions are available, Wall mounting option

Wall mounting option
Yes

QoS
QoS layer 2 (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS)

Safety
User and administrator level access control
, MD5 and MD5-sess authentication, 256-bit encrypted
AES configuration file, media access control SRTP*, TLS, HTTPS, 802.1x

Multilingual support
English, German, Italian, French, Spanish, Portuguese,
Russian, Croatian, Simplified and Traditional Chinese, Korean,
Japanese, etc.

Updating/providing services
Program update via TFTP/HTTP/HTTPS, mass provision
of services via TR-069 or AES-encrypted XML configuration file, FTP/FTPS

Energy consumption and environmental energy efficiency
Universal power supply connector 100-240VAC 50-60Hz; Output +5VDC,
600mA; PoE: IEEE802.3af Class 2, 3.84W-6.49W; IEEE802.3az (EEE)

Dimensions and weight
Dimensions 209mm(L) x 184.5mm(W) x 76.2mm(H) (With tube), Device weight: 0.8 kg;
Package weight: 1.2 kg

Temperature and Humidity
For operation: 0°C to 40°C, Storage: -10°C to 60°C, Humidity: 10％ – 90%
Non-condensing

Contents of the delivery set
GXP1628 phone, handset with cord, base, universal
power supply, Power cord, Quick Start Guide, brochure, license
GPL

Accordance
FCC: Part 15 (CFR 47) Class B, CE : EN55022 Class B, EN55024, EN61000-3-2, EN61000-
3-3, EN60950-1, RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950; AS/NZS
60950.1