Link your home or business phone system to your cell phone so you're always connected Includes a cordless base station with digital answering system plus 3 cordless handsets and is expandable up to 6 handsets. Also can link up to 2 cell phones, so that cell phone calls can be made or received via your handsets. Digital answering system records up to 18 minutes of messages. Big buttons on handset and base for ease of use. Smart Function key provides access to other features with a single click. Advanced Answering Device Functions can alert you to recorded messages whether you're near the system or not. Can be programmed to automatically send a message to a registered cell or office phone along with playback options when a recording is received. Talking Caller ID announces caller ID information between rings so you can find out who's on the line, even if you're not near a handset. Talking Text Sender Alert also announces the name or phone number of the sender when a call comes in through a linked cell phone. Enhanced Noice Reduction suppresses background noise and enhances the caller's voice to provide clear call quality. Powerful battery back-up system keeps your phone line active when the power goes out. Compatible with Panasonic Key Detectors (sold separately). Can be programmed to locate cell phones and keys, so you can quickly track down misplaced items.