The Aastra 6739i, a new member of the carrier-grade, open-standards based 67xi SIP portfolio, brings leading edge communications technology to the desktop in a stylish global design. Featuring a 5.7” full color high resolution VGA touch screen display, the 6739i offers an intuitive graphical user interface, touch screen softkeys, full duplex wideband audio speaker and handset, dedicated LED indicators, builtin bluetooth interface and a USB port. The 6739i also is equipped with multiple headset connection options, support for up to nine lines with call appearances, dual Gigabit Ethernet Interfaces and extensive call management capabilities. The 6739i is ideally suited for senior professionals who require a powerful, flexible IP telephone to maximize their communications efficiency. Sold without power supply (Aastra AC Adpt. 31i - 5xi - 6739i). It is used to provide power when in-line power over Ethernet is not available.