AT&T SynJ 4-Line Corded/Cordless SMB Phone System SB67138 w/ 3 Cordless Handsets Package Includes : 1-ATT SB67138 Base Phone System w/ Corded Handset, 3-ATT SB67108 Cordless Handsets Automated attendant, Push-to-talk intercom, Handset speakerphone, Caller ID, 50 Name/number caller ID history, Digital answering system with up to 180 minutes of digital recording, Remote access with programmable options 1 to 4 Line capability, Extendable range, 100 Name/Number phonebook directory Connect up to 6 repeaters to 1 corded base unit, Handoff calls between repeaters