" The i Dect S2i is an impressive mid-range Best Buy cordless phone & answering machine." The i DECT S2i Quad features state of the art design that encompasses a unique white backlit inverse display. With HD Sound technology, a phone book that stores 100 names & numbers & talk time of up to eight hours with 100 hours standby, not to mention a speakerphone to talk hands free, it is also extremely practical.