SE-650 is a four input standalone HD video switcher that is compact and loaded with professional features. It has two HD-SDI and two HDMI inputs, making it an ideal switcher solution for a small production in any application. A unique feature of SE-650 is the built-in four channel audio mixer with microphone and RCA audio inputs. This is great for AV applications such as corporate meetings, presentations, and panel discussions. In addition to a built-in audio mixer, SE-650 has professional switcher features such as DSK, Chromakey, Lumakey, PIP, still store, and user memories.