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The Grandstream 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.
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Features |
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| - Grandstream single line SIP telephone
- 1 line appearance with FLASH to handle 2 simultaneous calls
- HD wideband audio and full-duplex speakerphone with advanced acoustic echo cancellation
- Broad interoperability with most of the leading IP PBX, Softswitch platforms and 3rd party SIP devices and can be easily auto provisioned for mass deployment
- 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
- 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)
- Hold, Mute, Transfer, Forward, 3-way Conference, Downloadable Phone Book (XML, LDAP up to 200 items), Call Waiting, Call Log, Off-hook Auto Dial, Auto Answer, Click-To-Dial, Downloadable Ringtones, Server Redundancy and Fail-over Support
- Layer 2 (802.1Q, 801.2p) and Layer 3 (ToS, DiffServ, MPLS) QoS
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