Sold as 1 Each. Conference phone allows for multiple participants to converse simultaneously. Features conference, speakerphone, headset, mute, flash, pause, hold, volume, and redial buttons for versatile functionality. Compatible with up to two lines for expanded calling capabilities. Caller ID/call waiting lets you see who's calling. Monochrome LCD display for clear viewing. 1-year manufacturer limited warranty. Speakerphone keeps your hands free.