Voice Announce Caller ID audibly announces the name and number of the caller on the handset and base, so you always know who is calling. Communicate with others in the home or office with Push-to-Talk intercom to instantly reach any or all of the cordless handsets. Expand the system up to 12 cordless handsets. Features sleek design and blue backlit keypad and display. Answering System: Digital; Lines: 1; Telephone Type: Cordless; Caller ID/Type: Handset.