The Lenovo USB3 to DP adapter delivers combined video and audio over a single USB port to a DP display. This adapter is unique in that it provides a spectrum of resolutions at high speeds all the way to 4K*. Connect up to 6 monitors (one adapter per monitor) at high resolutions. Ideal for end customers wanting a 4K* solution for conference room displays, digital signage or to enable an existing PC to support DP displays up to the latest 4K* monitors. Benefits:High quality with low latencyCan enable up to 6 USB displays (one adapter per monitor)USB bus power (no external power supply)Features:Max. 3840x2160 @ 30 Hz 4K* output Backwards-compatible with QHD and HD monitorsDP 1.1 interface (DisplayPort)Integrated DisplayPort audioNote: Adapter is backwards-compatible with USB 2.0, but in most cases performance above 1080p over USB 2.0 will likely be unsatisfactory.