The Tacens AC5500 ATX case is a Mini Tower designed for Micro-ATX and Mini-ITX motherboards, offering an optimal combination of functionality, cooling, and a sober black style. Its structure is made of sturdy steel, with an optimized design to ease assembly and allow multiple configurations thanks to internal bays for up to 2 x 3.5" HDDs and 4 x 2.5" SSDs. This case stands out for its ventilation capacity, featuring a full front mesh and support for installing a 120 mm front and side fan, plus an 80 mm rear fan, ensuring efficient heat dissipation for components requiring good airflow. For connectivity, the front panel includes essential ports such as USB 3.0, USB 2.0, as well as HD audio and microphone, facilitating direct connection of peripherals and devices. It has enough expansion slots for up to 4 cards and supports graphics cards up to 250 mm long and CPU coolers up to 145 mm high, ensuring compatibility with a wide range of components. It includes an internal 500 W power supply with SMD technology and an ultra-quiet 12 cm fan operating at only 14 dB with anti-vibration system, providing stable and safe power delivery, plus fully black cables that maintain a clean, professional look. Its compact dimensions of 291 x 188 x 345 mm make it an ideal solution for home or office environments seeking an efficient and discreet case without sacrificing essential technical features for current setups. In summary, the Tacens AC5500 is a versatile, well-equipped Mini-Tower case for users needing easy assembly, good cooling, and proper connectivity in a compact format.