Achieve new levels of productivity with wireless sharing and instant connectivity. VisionShare A40 is the "World's First Wireless True 4K Presentation and Collaboration system" that enables any meeting participant to instantly share content wirelessly with high performance and security. Secure: Keep your IT people stress-free with VisionShare. It operates over HDMI which means no software installations are needed like with other USB-based systems. Zero Wifi Frequency Interference: VisionShare is a 60 GHz point-to-point wireless solution. This means it avoids the traffic jams on the typical 2.4GHz and 5GHz frequencies. Perfect Video without any Latency: Have you ever given a presentation and see a delay from what is on your computer to the display? On VisionShare, your computer and the display are in sync. VisionShare is a pure HDMI system and transmits true 4K/UHD with zero latency. Our competitors have USB interfaces that compress and decompress data and typically is seen as delays of 70~100 ms from your computer to the display. If you want to know more about VisionShare, contact us at our website. We respond quickly! https://www.northvision.com/contact