Technical Specs
    Support for up to 24 lines when connected to an expansion module
    3.5” QVGA 320x240 pixel color backlit display
    HD wideband audio
    Six programmable soft keys and four programmable context sensitive system keys

    Native DHSG/EHS headset support
    Support for detachable keyboard and up to three expansion modules
    XML capabilities 
    PoE Class 2