Since it is digital, DECT 6.0 technology provides long range, clear sound and helps deter eavesdropping as well as offering up to 17 hours of talk time and 7.5 days standby time. Multiple voice paths are used to enable the entire series to provide up to 3-way conferencing, this allows for multiple handsets to be used at the same time and up to 2 handsets can join into a conversation with one outside caller. They also provide for Intercom between handsets and Phonebook Sharing.In addition to advanced DECT technology, all models in the DECT 6.0 line include a base station-integrated digital answering machine with voice menu, digital handset speakerphones, handsets with a clock on the LCD with alarm function, three-line backlit LCD, and incoming call indicator lights.The model KX-TG1034S includes four handsets.