The exterior is constructed with 12MM multi-layer plywood surfaced with black leather-grain fireproof high-pressure laminate. The dual 22U side-by-side configuration facilitates effortless installation of multiple devices. The front/rear panels feature interlocking capability and support retractable leg attachments for flexible on-site use. The internal aluminum tube-welded frame ensures structural robustness, while multiple rubber isolators provide effective shock absorption during transport.