Two-line 5.8GHz Digital Accessory Cordless Phone is designed for use with GE Telecom 5.8GHz 2-Line Expandable Phone System. Functions include Caller ID, distinctive ring and line-in-use indicators for each line and speakerphone. Two-line meets demands of increasingly popular two-line home office. Call-Waiting Caller ID offers 50 name-and-number memory and display shows name and number of incoming call even if you're on the phone with another caller. Memory holds information for the latest 50 calls. Handset speakerphone provides the convenience of hands-free communications.