Black Box 4x1 Presentation Switcher, 4K/HDMI/DisplayPort/VGA/HDBaseT

Simplify classroom and small office system integration. Install this multi-format presentation switcher/scaler beneath conference tables and in lecterns to provide localized presentation switching support.. Supports all standard video formats including Display Port, HDMI, DVI (with adapters), and VGA. Up or down-scale up to 4K (UHD) video to match display resolution for fast, seamless switching. Built-in HDBaseT extension up to 100m for connection to remote displays. Analog audio extraction to connect to separate audio amplifier or speaker system.