AT&T TL86109 DECT 6.0 2-line Bluetooth Cord/Cordless Phone System Includes Four Expandable Handsets Bundle DECT 6.0 Digital Technology Intercom Between Handset and Base Call Transer Using Intercom Simultaneously connect up to 2 BLUETOOTH cell phones and manage calls from either device. Or connect one cell phone and one BLUETOOTH headset for use with landline calls Up to 14 Minutes of Digital Recording Time