沙特阿拉伯采购需求：高清小间距LED显示屏，室内固定LED显示屏

We're looking for a high-quality video wall system with a robust performance for our installation needs. Key specs include a large screen size with ultra-slim chassis and thin bezels, high resolution, and excellent brightness and contrast levels. The system should support 24/7 operation and have low power consumption, along with wall-mounting capabilities and a proper cooling mechanism. Additionally, we need seamless integration for video feeds from multiple PCs and video conferencing systems. Specs should include support for high-definition resolutions, with a video wall processor that accommodates various input types. A wireless touch panel controller for easy access is also essential.