The datavideo SE-500HD is a small, cost-effective, HD/SD digital video switcher with easy-to-use professional features. It offers 4 HDMI inputs and 2 HDMI outputs, support video formats up to Full HD 1080P, an audio mixer with microphone and unbalance RCA audio inputs, RCA audio outputs, more features including Luma Keyer, PIP, WIPE Generator and Tally.