The Philips SmartMeeting HD Audio and Video Conferencing Solution and Sembly AI Meeting Assistant, is an industry-leading innovation that will revolutionize the way that your virtual meetings will take place. The conferencing device is stationed in the center of your meeting table and capable of 360° audio and visual pickup. An array of four high-quality microphones with noise cancelling capabilities allow for clear meeting recordings at a radius of up to 20 ft away. Smart speech enhancement technology also ensures clear and natural sounding calls. Cord Length: 36"; Power Source(s): AC Adapter; Batteries Required: No; Batteries Included: No.