Rio 55 and Rio 55 4K is a wall-mount multi-touch monitor with up to 100 simultaneous touch points using PCAP (Projected Capacitive) Touch Technologies. With absolutely no ghost or blind spots. Rio 55 PCAP is ideal for either single-user or multi-user applications. Compatible with Windows The interface is USB 2.0 and touch response is from 7-12ms. Rio 55 offers 24/7 run-time, 700 nits, LED edge back-lighting, and ultra-thin depth.