VTech ip5850 5.8 GHz DSS Cordless Phone with Dual Handsets and Digital Answering System 5.8 GHz digital spread spectrum signal Second handset with remote charger stand; base speakerphone Integrated digital answering system with 3 mailboxes Caller ID with call waiting capability, 50-call history 50-name-and-number phone book; handset-to-handset transfer