The AirJet tech is a self-contained Active heat sink featuring membranes inside that vibrate at ultrasonic frequency, generating "a powerful flow of air" pushed through vents at the top of the unit. These "high-velocity pulsating jets" remove heat from the processor and push it out through an integrated spout.

[url]https://fudzilla.com/news/pc-hardware/57798-zotac-minis-get-solid-state-active-c