The roda HEL4.0 Video Wall is the consequent further development of the HEL2.0, which has proven it's value in various applications in numerous countries under rough environmental conditions. The new model integrates the latest computer, LCD, and data transmission technology. HEL 4.0 equipment is perfect for the visualisation of decision-relevant data in stationary and deployable command posts. With its modular and deployable construction, the HEL can be equipped with one or up to four 65" displays with a UHD 4k resolution (3840 x 2160). The HEL Commander Operator software (video matrix) allows for almost infinite picture-in-picture division of the individual displays. The fibre connections also enable zoning according to NATO 27 SDIP Level B (ER).