Black Box 4 x 1 Presentation Switcher video scaler / switcher

Connect, extend, and switch from 4 inputs to any conference room display. 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. Built-in HDBaseT extension up to 330 ft. for connection to remote displays. Control via RS-232 and front panel buttons. CEC support to control source devices. Analog audio extraction to connect to separate audio amplifier or speaker system. PoH line-powering for connected HDBaseT receivers. DIP switch provided to adjust automatic or manual switching mode. LED indicators for active input and power.