- Cordless phone
- answering system with caller ID/call waiting
- DECT 6.0
- 3-way call capability
- 4-line operation + additional handset
The AT&T SynJ® 4-Line Corded/Cordless System supports 4 lines and up to 11 users. With the Enhanced Cordless Telecommunications 6.0, this system provides superior voice and sound quality, high protection against wiretapping and better range than 2.4 GHz and 5.8 GHz phone systems, while not interfering with wireless routers.