2-handset system. DECT 6.0 technology. Bluetooth compatibility lets you make/receive calls from mobile device. Phone directory stores up to 1,000 records from 2 different cell phones. Digital answering machine records up to 25 minutes of messages. System expands up to 5 handsets using only one phone jack. Compatible with Android phones with OS 2.3 or above. Slim handset. Silver and black.