VoIP phone is the latest communication system which is used to make low cost international calls. Grandstream GXP-280 VoIP Phone is a cost effective device with a lot exciting features. It facilitates comfortable phone calls with calling features like 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.
This Grandstream VoIP phone has a highly functional keypad with keys such as 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. Interfaces available in this phone are Dual switched 10/100 Mbps, 2.5mm x Headset Jack and RJ22 headset jack. Its LCD display has a resolution of 128 x 32 pixels.
Voice Codes supported by the unit are 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). High protection is ensured with security features like User and administrator level passwords, MD5 and MD5- sess based authentication, AES based secure configuration file and SRTP. The product is highly user friendly with language supports like English, Spanish, French, German, etc. Other attractive features loaded in the device are High fidelity wideband audio, full-duplex speakerphone with advanced acoustic echo cancellation and Automated provisioning for mass deployment.
The new wall mountable Grandstream GXP-280 Wall mountable VoIP Phone measures 168 x 200 x 89.5mms and weighs 0.62kg. The device requires a power of 100-240VAC. The unit works at a Temperature range of 0-40 °C and require 10-90% humidity range to function properly.
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