Southwestern Bell GH5850 5.8 GHz DSS Expandable Cordless Phone with Answering System (Silver) 5.8 GHz digital spread spectrum signal Expandable to 4 handsets, 1 included Answering system with 15 minutes of recording time Caller ID with call waiting, 40-name-and-number log 50-number phonebook; base and handset speakerphones