Grandstream GXP2120 IP Phone
 4 Based on 2 ratings.
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SKU:GXP2120
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The Grandstream GXP2120 is a next generation enterprise grade VoIP phone that features 6 lines, 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.
Grandstream GXP2120 IP Phone Key Features
- Generous 320 x 160 pixel backlit graphical LCD display with up to 8 level grayscale
- 6 dual-color line keys (with 6 SIP accounts), 4 XML programmable context-sensitive soft keys, up to 5-way conferencing and up to 13 call appearances with 7 dual-color BLF extension keys
- HD wideband audio, superb full duplex handsfree speakerphone with advanced acoustic echo cancellation and excellent doubletalk performance
- Large phonebook (up to 2000 contacts) and call history (up to 2000 records)
- Automated personal information service (e.g. local weather, stock, currencies, RSS, news etc.) personalized music ring tone/ring back tone/music-on-hold, flexible customizable screen content & format using XML and advanced Web and enterprise applications integration
- Dual switched auto sensing 10/100Mbps network ports with integrated PoE
- Automated provisioning using TR-069 or encrypted XML configuration file, SRTP and TLS for advanced security protection, 802.1x for media access control
Grandstream GXP2120 VoIP Phone Technical Specifications
Protocols and Standards
- SIP RFC3261
- TCP/UDP/IP
- RTP/RTCP
- HTTP/HTTPS
- ARP/RARP
- ICMP
- DNS (A record, SRV, NAPTR)
- DHCP
- PPPoE
- TELNET
- TFTP
- NTP
- STUN
- SIMPLE
- TR-069
- 802.1x
- IPV6
Network Interfaces
- Dual switched 10/100Mbps ports with integrated PoE
Graphic Display
- Back-lit 320 x 160 pixels graphical LCD display with 8-level greyscale
Key Features
- 6 line keys with dual-color LED and 6 independent SIP accounts
- 7 programmable BLF extensions keys with dual-color LED
- 4 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/Contacts and Message (with LED indicator)
Voice Codec
- Support for G.723.1, G.729A/B, G.711 u/a-law, G.726, G.722 (wide-band) and iLBC, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Telephony Features
- Hold
- Transfer
- Forward
- 5-way conference
- Call Park
- Pickup
- Shared-Call-Appearance (SCA) / Bridged-Line-Appearance (BLA)
- Busy-Lamp-Field (BLF)
- Downloadable Phone Book (XML, LDAP, up to 2000 items)
- XML Customization of Screen
- Call Waiting
- Call Log (up to 2000 records)
- Off-hook Auto Dial
- Auto Answer
- Click-To-Dial
- Fexible Dial Plan
- Hot Desking
- Downloadable Ringtones
- Music-on-Hold
- Server Redundancy
- Fail-over Support
HD Audio
- Yes, both on handset and speakerphone
Headset Jack
- Both RJ11 and 2.5mm jacks
Base Stand
- Yes, allows 2 angle positions
Wall Mountable
Expansion Module
- Allow up to 2 externally attached expansion modules and 112 extra keys
QoS
- Layer 2 (802.1Q, 802.1p)
- 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
Multi-language
- English, German, Italian, French, Spanish, Chinese, Korean, Japanese etc.
Upgrades and Provisioning
- Firmware upgrade via TFTP/HTTP
- Mass deployment using TR-069 or encrypted XML configuration file
Power & Green Energy Efficiency
- Universal power adapter (Input: 100-240VAC 50-60Hz; Output: +5VDC, 800mA, UL certified) included
- 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°F / 0 - 40°C
- 10 - 90% (non-condensing)
Package Content
- Grandstream GXP2120 IP 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)
By Duncan Mitchell
After setting up several of these phones we are very impressed. Set up using the user interface is v..
See full review
5
Date Added: Tuesday 18 June, 2013
By Robert Lowe
This phone is a great shame. The physical design is nice, the mechanics of it are well made and the ..
See full review
2
Date Added: Tuesday 20 March, 2012
Displaying 1 to 2 (of 2 reviews)
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