DESC: The AT&T SL82318 DECT 6.0 Corded/Cordless Phone with Three Handsets and Answering System offers unsurpassed range, sound quality, and security, thanks to its use of DECT 6.0 technology, a frequency band that does not suffer from interference from home appliances and wireless networks. The system comes with three handsets; you can transfer calls between handsets, and all three handsets can be off-hook simultaneously.