The Hollyland Mars 4K is a compact wireless video transmission system supporting 4K30 HDMI and 1080p SDI workflows, offering a robust 450ft (150m) line-of-sight range with just 0.06s latency. Designed for filmmakers, producers, and live broadcasters, it supports dual inputs and outputs, fractional frame rates, and smart channel scanning. With HDMI and SDI flexibility, app-based monitoring, and multiple power options including USB-C, NP-F, and DC, the Mars 4K brings pro-level features to any shoot—at an affordable price point.