AT&T SL82558 DECT 6.0 digital handset cordless phone with four extra handsets DECT 6.0 Technology - 1.9GHz Cordless Phone High Definition Audio Technology Caller ID / Call Waiting Expandable Up To 12 Handsets Digital Answering System Wall Phone / Mount Included Speakerphone Backlit LCD Display Push-To-Talk Intercom AT&T SL82558 Includes: 1 Base / Cordless Handset 4 Cordless Handsets / Chargers