BARCO Wireless ClickShare R9861017 Used and confirmed to be working. Here's a brief introduction to its main features: 1. **Wireless Connection**: Easily connect laptops and mobile devices wirelessly to the conference room display. Simply insert the dedicated ClickShare button into the USB port and click the button to share your screen. 2. **Multi-User Support**: Multiple users can connect simultaneously and display up to 4 screens at once. This allows multiple presenters to share information at the same time. (Includes two connection devices) 3. **Security Features**: Employs enterprise-grade encryption technology, providing peace of mind in terms of security. Data privacy is protected, and unauthorized external access is prevented. 4. **Mobile Device Compatibility**: Screen sharing is easy from smartphones and tablets using the dedicated app. Compatible with iOS and Android. 5. **Simple Operation**: User-friendly interface and easy setup allow for immediate use without technical support. 6. **High-Resolution Support**: Capable of displaying in Full HD resolution, ensuring that even fine details are displayed clearly. This system is adopted by many companies and educational institutions as a tool to significantly improve the efficiency of meetings and presentations.