Upgrade 3CX to v18 and get it hosted free!

Grandstream GXP2120

Author image

Grandstream GXP2120 - 1

The Grandstream GXP2120 IP Phone is a next generation enterprise grade IP phone that features 6 lines, a generous 320 x 160 backlit graphical LCD, 4 XML programmable context-sensitive soft keys, 7 XML programmable BLF extension keys, dual network ports with integrated PoE and 5-way conferencing.

The Grandstream GXP2120 IP Phone delivers superior HD audio quality, rich and leading edge telephony features, personalized information and customizable application service, automated provisioning for easy deployment, advanced security protection for privacy and broad interoperability with most 3rd party SIP devices and leading SIP/NGN/IMS platforms.

It is a perfect choice for enterprise users looking for a high quality, feature rich multi-line executive IP phone with advanced functionalities and performance.

Feature Highlights

  • Large 240×120 pixel backlit graphical LCD display with up to 8 level grayscale
  • Dual switched auto-sensing 10/100Mbps network ports with integrated PoE
  • Large phonebook (up to 2,000 contacts) and call history (up to 2,000 records)
  • 4 dual-colour line keys (with 4 SIP accounts), up to 5-way conference (max 4 concurrent calls), BLF (Busy Lamp Field) extension keys
  • 3 XML programmable context-sensitive soft keys, a desktop stand to allow 2-angle positions
  • HD Wideband audio, superb full-duplex hands-free speakerphone with advanced acoustic echo cancellation and excellent double-talk performance
  • Automated personal information service (e.g., local weather, stock, currencies, RSS news, etc), personalised music ring tone/music ring back tone/music -on-hold using Internet music streaming or local music files, flexible customisable screen content & format using XML, and advanced Web and enterprise applications integration (pending)
  • RJ9 and 2.5mm jacks for professional and casual use

Protocols/Standards

  • SIP RFC3261
  • TCP/IP/UDP
  • RTP/RTCP
  • HTTP/HTTPS
  • ARP/RARP
  • ICMP
  • DNS (A record, SRV, NAPTR,)
  • DHCP
  • PPPoE
  • TELNET
  • TFTP
  • NTP
  • STUN
  • SIMPLE
  • TR-069
  • 802.1x
  • IPV6 (pending)

Feature Keys

  • 4 line keys with dual-colour LED and 4 independent SIP accounts
  • 18 programmable BLF extension keys with dual-colour LED
  • 3 XML programmable context sensitive soft keys
  • 5 navigation/menu/volume keys, 11 dedicated function keys for:
    • Hold
    • Speakerphone
    • Send/Redial
    • Transfer
    • Conference
    • Mute
    • Headset
    • Intercom/Paging
    • Do-Not-Disturb
    • Phonebook
    • Message (With Led Indicator)

Voice Codec

  • Support for:
    • G.723.1
    • G.729A/B
    • G.711u/a law
    • G.726
    • G.722 (wide-band)
    • iLBC, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)

Telephony Features

  • Hold, transfer, forward,
  • 5-way conference, busy-lamp-field (BLF),
  • Call park, pickup, shared-call-appearence (SCA)/bridged-line-appearence (BLA),
  • Downloadable phone book (XML, LDAP, up to 2,000 items),
  • Call waiting, call log (up to 2,000 records), XML customisation of screen,
  • Off-hook auto dial, auto Answer, click-to-dial, flexible dial plan,
  • Host desking, personalised music ringtones and music on hold,
  • server redundancy and fail-over
Grandstream GXP2120 - 2

QoS

  • Layer 2 (802.1Q, 801.2p)
  • Layer 3 (ToS, DiffServ, MPLS) QoS

Security

  • User and administrator level passwords
  • MD5 and MD5-sess based authentication
  • AES based secure configuration file
  • SRTP
  • TLS
  • 802.1x media access control

Languages

  • English
  • German
  • Italian
  • French
  • Spanish
  • Chinese
  • Korean
  • Japanese

Upgrade/Provisioning

  • Firmware upgrade via TFTP/HTTP/HTTPS
  • Mass provisioning using TR-069 or encrypted XML configuration file

Power & Green Energy Efficiency

  • Universal power adapter included: Input: 100-240VAC 50-60Hz; Output: +5VDC, 800mA)
  • Integrated Power-over-Ethernet (802.3af)
  • Max power consumption 2.5W (power adapter) or 3W (PoE)

Physical

Dimensions: 252mm (W) x 210mm (L) x 78mm (H)
Unit weight: 1.08KG; Package weight: 1.78KG

Temperature and Humidity

  • 32-104 Degrees Farenheit/0-40 Degrees Celcius
  • 10-90% (non-condensing)

Package Content

  • GXP2110 phone
  • handset with cord
  • base stand
  • universal power supply
  • network cable
  • Quick Start Guide

Compliance

  • FCC Part 15 (CFR 47) Class B
  • EN55022 Class B
  • EN55024
  • EN61000-3-2
  • EN61000-3-3
  • EN 60950-1
  • AS/NZS CISPR 22 Class B
  • AS/NZS CISPR 24
  • RoHS; UL 60950 (power adapter)

Article Reviews

Write a Review

Your email address will not be published. Required fields are marked *

Required Field. Minimum 5 characters.

Required Field. Minimum 5 characters, maximum 50.

Required field.There is an error with this field.

Required Field.

This site uses Akismet to reduce spam. Learn how your comment data is processed.

There are no reviews for this article. Be the first one to write a review.

Related Posts:

Get 3CX - Absolutely Free!
Link up your team and customers Phone System Live Chat Video Conferencing

Hosted or Self-managed. Up to 10 users free forever. No credit card. Try risk free.

3CX
A 3CX Account with that email already exists. You will be redirected to the Customer Portal to sign in or reset your password if you've forgotten it.