Panasonic KX-TG5230M GigaRange Supreme 5.8 GHz DSS Expandable Cordless Phone 5.8 GHz digital spread spectrum signal Expandable to 4 handsets, 1 included Talking caller ID, 50-call memory and dialer; Caller IQ compatible Light-up antenna for new calls and voice messages Handset speakerphone; multi-handset voice paging