Panasonic KX-TG5452M 5.8 GHz DSS Cordless Phone with Talking Caller ID, Answering System, and Dual Handsets 5.8 GHz digital spread spectrum signal Digital answering system with 21-minute recording time Talking caller ID/call waiting, 50-call memory 50-station phonebook shared among handsets 2 handsets and remote charger stand, 2 downloadable ringtones per handset