The Grandstream GXP1620 has 2 call appearances while also handling 2 SIP accounts. The GXP1620 offers 3 XML programmable soft keys, EHS support (for Plantronics Wireless Headsets) and multi-language support. This Grandstream GXP16xx series VoIP phone also offers 3-way audio conferencing and easy no touch provisioning with other Grandstream products...