Grandstream GXP1628 Small to Medium Business HD IP Phone 2 dual-color line keys (with 2 SIP accounts and up to 2 call appearances), 3 XML programmable context-sensitive soft keys, 8 BLF keys, 3-way conference, multi-language support Dual-switched Gigabit network ports, integrated PoE, HD wideband audio, full-duplex hands-free speakerphone with advanced acoustic echo cancellation, Electronic Hook Switch (EHS) with Plantronics headsets 132 x 48 pixel backlit graphical LCD display HD wideband audio, full-duplex hands-free speakerphone with advanced acoustic echo cancellation, Electronic Hook Switch (EHS) with Plantronics headsets Personalized music ring tone/ring back tone, and integration with advanced Web and enterprise applications, local weather service