The AT&T SynJ 4-line accessory handset is designed to enhance your communication experience with your existing SB67128 and SB67138 systems. This handset offers the convenience of connecting multiple lines without sacrificing quality or clarity.
Technical Specifications
Compatible with AT&T SB67128 and SB67138 systems
Four-line capability for enhanced communication
Large, easy-to-read display
Call waiting and caller ID features
Speakerphone for hands-free conversations
Intercom feature for easy communication between handsets