Datavideo SE-650 Video SwitcherThe SE 650 is a 4 input HD digital video switcher. The SE 650 is Datavideo's most affordable SDI+HDMI switcher available. With 2 SDI inputs and 2 HDMI inputs, the SE 650 is compatible with both professional and consumer grade cameras while being one of the least expensive Datavideo switchers. The SE 650's intuitive control panel makes switching a piece of cake for experienced users, as well as for beginners such as volunteers and students. Though it's