The ToolsOnAir GPI Box is a serial USB interface that connects live:cut to your switcher (the term "switcher" will be used for whatever switching- or routing device you use) or vision mixer. If you're planning to use to a vision mixer or switcher other than a Blackmagic Design ATEM or a vision mixer, which supports the TSL protocol, connect the ToolsOnAir GPI Box (available separately) to a free USB port of your Mac after the installation of live:cut.
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