This cordless phone system features call waiting/caller ID, so you can identify incoming callers even when you're already on the phone. With the 50-name/number caller ID memory, you can easily keep track of incoming call history. Includes cordless base with digital answering system plus 2 cordless handsets; expandable up to 4 headsets. 5.8GHz digital FHSS (frequency-hopping spread spectrum)technology for enhanced voice clarity and improved range and bandwidth. Digital answering system features 14 minutes of record time and message time and date stamps; voice prompts and remote access for message retrieval. Large blue backlit display on base and blue backlit keypads on handsets. Call-waiting caller ID with 50-name/number memory; new call and missed call indicators. Intercom function allows conversation and call transfer between handsets; conference call feature allows 3-way conversations between an incoming caller and up to 2 handsets. 50 name/number phonebook directory.