Scale a single HDMI input across 4 displays (2x2, 1x2, 1x4) Supports input resolutions of up to 3840x2160 30Hz Switchable HDMI and DVI input connections Features digital to analogue audio conversion and extraction The 4 Port HDMI 1.4 10.2G Video Wall Scaler allows a 4K HDMI input source to be arranged on 4 displays in a variety of configurations (2x2, 1x2, 1x4). The 4k input is divided up in to four signals and sent to each display at 1080p creating the perfect digital signage or entertainment solution.Each output can be adjusted for contrast, brightness, sharpness, chroma and hue so that you can optimise the appearance of your video wall. The unit features switchable HDMI and DVI input connections which allows two unique sources to be used as well as HDMI audio extraction via the 3.5mm Stereo audio output.This unit has been developed for use in installations which require maximum impact, such as retail, advertising and hospitality. Multiple video wall presets and adjustable picture op