The INFiLED AR3.91mk2 is a high-performance 3.91mm pixel pitch LED video panel designed for demanding indoor and outdoor rental applications. Measuring 500mm by 1000mm, each panel features a lightweight aluminum chassis with IP65-rated protection, making it suitable for use in all weather conditions. With a brightness rating up to 5,000 nits and a refresh rate of 3,840 Hz, the AR3.91mk2 delivers vivid, flicker-free visuals ideal for concerts, festivals, and broadcast environments. The panel supports both front and rear maintenance, and includes magnet-assisted quick locks, positioning pins, and ergonomic handles for fast setup and alignment. Its modular design allows for curved configurations up to ±10°, and the smart module memory retains calibration data for consistent image quality across deployments. Built for reliability and ease of use, the AR3.91mk2 is a versatile solution for professional touring and event production.