A simple and reliable IP Phone GXP1610/1615 A simple IP phone for small business users, the GXP1610/1615 delivers a user-friendly VoIP calling experience in a very easy-to-use IP phone. The GXP1610/1615 offers support for 1 line, 2 call appearances and includes 3-way voice conferencing to maximize productivity. Additional features include a 132x48 (2.95''.) LCD screen for easy viewing, 3 XML programmable soft keys for customization, 10/100 mbps ports, integrated PoE on the GXP1615 model, EHS support for Plantronics headsets and multi-language support. These features allow the GXP1610/GXP1615 to be a high-quality small business IP phone that is simple and easy-to-use.