Multiply your talking capacity without taking up more phone jacks. VTech's CS6124-31 phone system provides three handsets that only require the use of one plug, so you have the freedom and mobility of a cordless system that you can use in any room of the office or house while leaving your outlets free for other devices. | VTech DECT 6.0 3-Handset Cordless Phone With Answering Machine (CS6124-31)