The Grandstream GXP280 IP Phone, ideal as a small business IP telephone. The Grandstream GXP280 IP Phone is a next generation small business SIP phone that features 1 line (1 SIP account), 2 call appearances (allowing up to 2 simultaneous calls), 128x32 graphic LCD, 3 context sensitive soft keys and dual 10/100 Mbps network ports.
The Grandstream GXP280 IP Phone, ideal as a small business IP telephone. The Grandstream GXP280 IP Phone is a next generation small business SIP phone that features 1 line (1 SIP account), 2 call appearances (allowing up to 2 simultaneous calls), 128x32 graphic LCD, 3 context sensitive soft keys and dual 10/100 Mbps network ports.
Please note the Grandstream GXP280 IP Phone has been discontinued. The direct replacement for this product is the Grandstream GXP1160 IP Phone.
Grandstream GXP280 IP Phone
The Grandstream GXP280 IP Phone, ideal as a small business IP telephone.
The Grandstream GXP280 IP Phone is a next generation small business SIP phone that features 1 line (1 SIP account), 2 call appearances (allowing up to 2 simultaneous calls), 128x32 graphic LCD, 3 context sensitive soft keys and dual 10/100 Mbps network ports.
Features of the Grandstream GXP280 IP Phone
128 x 32 pixel graphical LCD with support for multiple languages
1 line SIP account and 2 call appearances (allowing 2 simultaneous calls and 3-way conference)
3 context sensitive soft keys
HD wideband audio, full-duplex speakerphone with advanced acoustic echo cancellation
Dual switched auto sensing 10/100 Mbps network ports
Secure and automated provisioning for mass deployment, SRTP
The Grandstream GXP280 IP Phone delivers superior HD audio quality, comprehensive telephony features, automated provisioning capability for easy deployment, advanced security protection for privacy and broad interoperability with most 3rd party SIP devices and leading SIP/NGN/IMS platforms.
An affordable choice for any SOHO user, the Grandstream GXP280 IP Phone also comes with off-hook auto dial, auto answer, click-to-dial, downloadable ringtones, server redundancy and fail-over support, as well as security protection (SRTP and AES encryption of configuration file).
They are an ideal entry level IP telephony solution for small business users needing a high quality, feature rich yet affordable single-line SIP phone.
Grandstream GXP280 IP Phone Technical Specifications
Protocols and Standards
SIP RFC3261
TCP/IP/UDP
RTP/RTCP
HTTP
ARP/RARP
ICMP
DNS (A record and SRV)
DHCP
PPPoE
TFTP
NTP
STUN
SIMPLE
Network Interfaces
Dual switched 10/100 Mbps
Graphic Display
128 x 32 pixel graphic LCD
Feature Keys
3 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)