Amazon.com: Skaarhoj 8-Channel Tally Box V2 for Blackmagic Design ATEM Switcher and vMix Software : Electronics
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Amazon.com: Skaarhoj 8-Channel Tally Box System with 3X Tally Lights for Blackmagic Design ATEM Switcher and vMix Software Vision Mixer : Electronics
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Blackmagic Design SWTALGPI8 GPI and Tally Interface For ATEM Production Switchers
1SourceVideo - Add tally to your ATEM switcher with Blackmagic Design's GPI and Tally Interface! With 8 contact closure tally outputs, you can send a tally signal to your cameras, replay machines
Amazon.com: Skaarhoj 8-Channel Tally Box System with 3X Tally Lights for Blackmagic Design ATEM Switcher and vMix Software Vision Mixer : Electronics
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