The GXP1620 is Grandstream's standard IP phone for small businesses, this Linux-based model includes 2 lines, 3 XML programmable soft keys, and 3-way conferencing.
The GXP1610 is a simple IP phone for a small-to-medium businesses (SMBs) or home office use.
The Grandstream GXP1165 is a next generation small-to-medium business IP phone that
features single SIP account, up to 2 call appearances, a 128x40
graphical LCD, and much more.
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