Grandstream GXP1620/1625 is Grandstream's standard IP phone for small business. The Linux-based model features 2 lines, 3XML programmable soft keys, HD audio and 3-way conferencing. A 132x48 LCD screen creates a clear display for easy viewing. Both the GXP1620 and GXP1625 include dual 10/100mb network ports and the GXP1625 includes integrated PoE. Additional features such as multi-language support, Electronic Hook Switch support for Plantronics headsets and call-waiting allow the GXP1620 and GXP1625 to be high quality.