请在大意不变的前提下，将以下英文内容简化为中文的三个关键信息摘要

“Digital signage, such as LED displays, is a medium increasingly used by entities like businesses, schools, and hospitals to capture the attention of their audiences and convey important messages in a dynamic and engaging manner. In the competitive marketplace, utilizing this technology can enhance brand visibility, provide practical information more efficiently, and improve customer experiences. Additionally, digital signage software allows for easy content updates, real-time data integration, and customization, making it a highly effective tool for audience interaction and communication.”
user
1. 数字标牌（如LED显示屏）被企业、学校和医院广泛用于吸引观众注意力并动态传递重要信息。
2. 在竞争市场中，使用数字标牌技术可以提升品牌可见性、高效传递实用信息并改善客户体验。
3. 数字标牌软件支持内容更新、实时数据集成和定制化，成为高效互动和沟通工具。
assistant