DECT 6.0 8-Line Cordless Handset is a part of the RCA fully plug-and-play, 8 Line x 25 Station, Digital Business Phone System. Simply connect to the system's 8-line Corded Business Phone (sold separately) that is plugged into RCA Router/Gateway, another part of the Digital Business Phone System. The router (sold separately) automatically configures the phone base station as it is added to the network. Handset allows you to answer or initiate calls on any or all of the eight lines. Handset offers easy-to-navigate, soft key interface. Calls to your extension are automatically routed to the cordless unit. Digital answerer offers a 60-minute record time per user. DECT 6.0 delivers interference-free communications. Handset also offers Call Waiting/Caller ID with 99-name/number log, speakerphone, 10 programmable one-touch speed dials, easy-to-read backlit LCD, two-line conferencing, digital volume control and headset jack. Handset is wall-mountable.