A security guard of Brazil’s presidency uses an anti-drone weapon against a drone that was flying near the Planalto Palace and the National Congress in Brasilia, Brazil, January 8, 2024, during events to mark the consolidation of democracy in Brazil, a year after supporters of far-right former President Jair Bolsonaro stormed the presidential palace, Congress and Supreme Court.
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That thing is insane-looking. Via this article, I identified it as the DroneGun Tactical:
The DroneGun Tactical is a highly effective UAS countermeasure designed for two hand operation and long range defeat. The product includes high performance directional antennas in a lightweight robust rifle style design; featuring an intuitive control panel user interface to select and engage the range of jamming frequencies for target defeat.