The Endorfy Regnum 400 Air is a high-performance tower case designed for PC enthusiasts who demand optimal airflow, versatility, and modern aesthetics. Crafted with precision by Endorfy?a brand known for its commitment to quality and innovation?the Regnum 400 Air features a spacious interior that supports ATX, Micro-ATX, and Mini-ITX motherboards. It comes equipped with four pre-installed Stratus 120 mm PWM fans ensuring exceptional cooling efficiency right out of the box. The mesh front panel maximizes air intake while maintaining dust filtration, making it ideal for gaming rigs or workstations requiring reliable thermal management. With support for up to eight fans or multiple radiators (up to 360 mm), extensive cable management options, tool-less drive bays, tempered glass side panel, and compatibility with GPUs up to 370 mm in length as well as CPU coolers up to 162 mm tall?this chassis offers flexibility for advanced builds. Endorfy places emphasis on sustainability through eco-friendly packaging materials and energy-efficient manufacturing processes. By choosing this product you not only benefit from cutting-edge design but also contribute positively towards environmental protection.