9640 is the ideal phone when it comes to supporting productivity-enhancing phone applications. The 9640 supports high-quality broadband audio quality in the handset, listening and hands-free, and provides crystal clear communication by suppressing background noise. The color display and intuitive user interface make it easy to access Integral Enterprise features such as simultaneous call processing and disconnecting of conference callers. And with its double adjustable stand, the 9640 also makes a very good figure on every desk.