Grandstream GXP280 Small Business 1-line IP Phone

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	Data Sheet
r	Power Consumption

	White Papers
r	XML Application Guide

r	XML Based Customizable Screen

r	XML Based Downloadable Phonebook

	Interoperability
r	Configuring GXP Series with Asterisk

r	Configuring GXP Series with 3COM

r	Configuring GXP2000 BLF with Asterisk
r	Configuring GXP Series on Quadro LAN

r	Configuring GXP Series with Broadworks

r	Configuring GXP Series with 3CX
r	Configuring GXP2000 with Avaya Communications Manager

r	Configuring GXP1200 and GXP2020 with Avaya Communications Manager

r	Tekvizion SIP Certification Plan for Cisco CM5.0 for GXP2000

GXP280 Small Business 1-line IP Phone

        The GXP280 is a next generation small business SIP phone that features 1 line appearance, 128x32 graphic LCD, 3 XML programmable softkeys, and dual 10M/100Mbps network ports. It is an affordable choice for a SOHO user needing a feature rich, 1-line IP phone.

        1 line appearance with FLASH to handle 2 simultaneous calls

         High fidelity wideband audio and a full-duplex speakerphone with advanced acoustic echo cancellation

         Outfitted with SRTP, is wall mountable, and can also be automatically provisioned for mass deployment

Key Features
Technical Features & Benefits

128 x 32 pixel graphical LCD with support for multiple languages

1 line appearance with FLASH to handle up to 2 simultaneous calls

3 XML programmable context sensitive soft keys, 3 way conference

High fidelity wideband audio, full-duplex speakerphone with advanced acoustic echo cancellation

Dual switched auto sensing 10/100 Mbps network ports

Automated provisioning for mass deployment, SRTP

Feature Specifications

Protocols/Standards	SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS (A record and SRV), DHCP, PPPoE, TFTP, NTP, STUN, SIMPLE
Networking Interfaces	Dual 10/100mbps Ethernet ports.
Graphic Display	128 x 32 pixel graphic LCD
Feature Keys	3 XML dynamic context sensitive soft keys, 3 navigation/menu/volume keys, 7 dedicated function keys for: HOLD, SPEAKERPHONE, SEND, TRANSFER, CONFERENCE, FLASH and HEADSET
Voice Codec	Support for G.723.1, G.729 A/B, G.711 u/a-law, G.726, G.722 (wide-band), GSM and iLBC, in- band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Telephony Features	Hold, Mute, Transfer, Forward, 3-way Conference, Downloadable Phone Book (XML, LDAP up to 200 items), XML Customization of Screen, Call Waiting, Call Log, Off-hook Auto Dial, Auto Answer, Click-To-Dial, Downloadable Ringtones, Server Redundancy and Fail-over Support
Headset Jack	2.5mm and RJ9 headset jack
QoS	Layer 2 (802.1Q, 801.2p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security	User and administrator level passwords, MD5 and MD5- sess based authentication, AES based secure configuration file, SRTP
Multi-language	English, Spanish, French, German, etc
Upgrade/Provisioning	Firmware upgrade via TFTP/HTTP, mass deployment using central secure provisioning file
Power	Universal power adaptor (Input: 100-240VAC 50-60Hz, Output:+5VDC, 1.2A, UL Certified) included
Physical	Dimension: 168mmx200mmx89.5mm Unit weight: 0.62KG Package weight: 0.725KG
Temperature/Humidity	32-104�F/ 0-40 �C, 10-90% (non-condensing)
Compliance	FCC,CE,C-Tick