Blackmagic Design DeckLink Quad EARasers you'll appreciate the built-in metronome

you'll appreciate the built-in metronome and the chromatic tuner

for a total of eight users

and other sound sources

around-the-ear design that provides sound isolation

Blackmagic Design DeckLink Quad EARasers you'll appreciate the built-in metronomeDeckLink Quad includes 4 SDI inputs and 4 SDI outputs that can be switched between SD and HD video formats. Each SDI input and output is completely independent, and handled via a completely separate processing core. This means that each SDI input or output could be a different video standard as well as different content streams. DeckLink Quad can also capture and play back at the same time. A common genlock tri sync input is included. DeckLink Quad is