Datavideo 4K ShowCast STUDIO Instruction Manual page 10

 The built-in H.264 encoder delivers your live video to any major live streaming platforms.
 Live streaming of vertically or horizontally oriented videos.
 A built-in H.264 recorder for video backup on SD cards.
Other Functions
 Auto up/down scaling of the input resolution
 4 HDMI 2.0 video inputs + 4 HDMI 2.0 video outputs
 Audio inputs (1 x stereo RCA, 2 x microphone)
 Audio outputs (1 x stereo RCA, 1 x stereo headphone mini jack)
 Four-channel audio mixer and embedded audio source
 Wipe, Mix & Simple Cut Transitions
 Lumakey for title overlay
 Picture-in-picture and split views
 RS-422, RS-232 and DVIP control
 Tally output
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