Sold as 1 Each. Two line operation. Pair four Bluetooth devices, connect two at one time. Intercom for easy organization. Model TL86109. Make and receive cellular calls from either the corded base or cordless handset. Features flash, redial, delete, hold, mute, speakerphone, directory, and pause buttons for versatile functionality. Expandable to 12 handsets (TL86009) or headsets (TL7600). Intercom between handsets and base. Caller ID/call waiting lets you see who's calling. DECT 6.0 technology. Speakerphone keeps your hands free.