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Grandstream GXP1628 Gigabit IP Phone, 2 SIP Accounts, 8 BLF Keys, Backlit LCD, PoE

Part number GXP1628
  • 2 SIP accounts, 2 line keys, 3-way conferencing, 3 XML programmable context-sensitive soft keys
  • Dual-switched auto-sensing 10/100/1000 Mbps Gigabit ports, integrated PoE
  • 8 dual-colored BLF/speed dial keys
  • 132x48 (2.95") backlit graphical LCD display
  • HD audio on speakerphone and handset
  • EHS support for Plantronics headsets
  • Up to 1000 contacts, call history up to 200 records
  • TLS and SRTP security; Zero Config provisioning with Grandstream's UCM series of IP PBXs
IP Phone SIP PoE Gigabit HD Voice Business Phone Grandstream
Price
⃁ 253.13 ⃁ 253.13 ⃁ 329.60 Save 23%
⃁ 253.13 ⃁ 329.60
(Tax excluded)
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  • Delivery within 4–10 business days across Saudi Arabia
  • Warranty according to the manufacturer
  • Tax invoice with every order
  • Technical support before and after purchase

Not sure this model fits your setup? Read the buying guide

Official datasheetGrandstream_GXP1628_Datasheet.pdf Download

Overview of Grandstream GXP1628

The Grandstream GXP1628 is a Gigabit IP phone for desktop users who need standard communication support with quick network access. It offers 2 lines and 2 SIP accounts, 8 dual-color BLF/speed dial keys to monitor the presence and status of other extensions, 3-way conferencing and a 132x48 backlit LCD. Dual Gigabit ports with integrated PoE, HD audio, 3 XML programmable soft keys, SRTP/TLS encryption and automated provisioning via UCM zero-config, encrypted XML or TR-069 make deployment easy. It is an intuitive, essential desktop phone for offices, clinics, schools and retail branches.

Technical Specifications – Grandstream GXP1628

Network

Protocols/StandardsSIP 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 InterfacesDual switched auto-sensing 10/100/1000 Mbps Ethernet ports, integrated PoE

Display & Keys

Graphic Display132 x 48 (2.95") backlit graphical LCD display
Lines / SIP Accounts2 lines, 2 SIP accounts
Feature Keys2 line keys with dual-color LED and 2 SIP accounts, 3 XML programmable context sensitive soft keys, 5 (navigation, menu) keys, 8 BLF keys, 13 dedicated function keys for MUTE, HEADSET, TRANSFER, CONFERENCE, SEND and REDIAL, SPEAKERPHONE, VOLUME, PHONEBOOK, MESSAGE, HOLD, PAGE/INTERCOM, RECORD, HOME

Audio

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

Telephony Features

Telephony FeaturesHold, transfer, forward (unconditional/no-answer/busy), 3-way conferencing, call park/pickup, shared-call-appearance (SCA)/bridged-line-appearance (BLA), downloadable phone book (XML, LDAP, up to 1000 items), call waiting, call history (up to 200 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot desking, personalized music ringtones, server redundancy & fail-over

Audio

Headset JackRJ9 headset jack (allowing EHS with Plantronics headsets)
HD AudioYes, HD handset and speakerphone with support for wideband audio

Physical

Base StandYes, 2 angled positions available, wall mountable
Wall MountableYes

Network

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

Security & Management

SecurityUser and administrator level access control, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access control
Multi-languageEnglish, German, Italian, French, Spanish, Portuguese, Russian, Croatian, simplified and traditional Chinese, Korean, Japanese and more
Upgrade/ProvisioningFirmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-069 or AES encrypted XML configuration file, FTP/FTPS

Power

Power SupplyUniversal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA
PoEIEEE802.3af Class 2, 3.84W-6.49W; IEEE802.3az (EEE)

Environment

Operating Temperature0°C to 40°C
Storage Temperature-10°C to 60°C
Humidity10% to 90% Non-condensing

Physical

Dimensions220.5mm (L) x 192.5mm (W) x 76.0mm (H) (with handset)
Unit Weight0.8kg
Package Weight1.2kg
Package ContentGXP1628 phone, handset with cord, base stand, universal power supply, network cable, Quick Installation Guide, brochure, GPL License

Compliance

FCCPart 15 (CFR 47) Class B
CEEN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1
RCMAS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950; AS/NZS 60950.1

Source: Grandstream official website and datasheet. Specifications are subject to change by the manufacturer.

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PRACTICAL ANSWERS

IP phone questions

How do I choose an IP phone for an employee?

Start with the person’s daily call workflow, required keys, headset use and desk connectivity. Check the exact model against the PBX and provisioning method rather than selecting only by screen size or appearance.

Does an IP phone need a separate power adapter?

Check the phone’s supported power options, what is included in the package and the capabilities of the connected switch. Confirm that the complete proposed arrangement can power every phone, not just a single test device.

Will my headset work with the new phone?

Compare the headset and phone model numbers, connector type and any required adapter or call-control support. Ask to test answering, ending and muting a call with the intended combination before equipping a team.

Can a phone be used by a remote employee?

Confirm the PBX’s supported remote deployment method and the employee’s network requirements. Plan secure provisioning and support responsibilities; do not expose administration interfaces or assume a phone can be moved without configuration.

How should I compare phone models for a reception desk?

List the extensions the receptionist handles, the required transfer workflow and any need for expansion keys or a headset. Evaluate the full workflow with the PBX, including the features actually licensed and supported.

What should I check before deploying many IP phones?

Test a small representative group first, then review network ports, power, provisioning, user labels and the rollback plan. Keep an inventory linking each physical device to its intended user or location.

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