The Golden Field Q21B Mid Tower ATX Case features a sturdy metal side panel. This case ensures durability and a clean look. Equipped with USB 2.0 ports and HD audio, it caters to essential connectivity needs. The inclusion of a 180mm rear cooling fan contributes to effective thermal management. The case also comes with a pre-installed standard power supply for added convenience. Notable features include available CD/DVD bay options, a solid mechanical structure, folded edges for secure device installation, and openings on the side panel to enhance CPU and GPU cooling. The Golden Field Q21B Mid Tower ATX Case offers a cost-effective solution with essential features for users looking to build or upgrade their desktop systems.