VTech SN6147 Corded & Cordless Senior Phone System with Digital Answering System and Caller ID, Expandable up to 12 Handsets, Wall-Mountable, White Full Duplex Handset speakerphone Expandable up to 12 devices (cordless handsets and/or up to two pendants) with only one phone jack Conference between an outside line and up to 4 cordless handsets/pendants Trilingual promptschoose between English, Spanish and French