ECO 120 Keyboard systems are modular keyboard systems with a width of 300 mm, a height of 200 mm and a mounting depth of 120 mm, with a bellows protection feature for easy passage of power and video cables. The angle of use of the keyboard can be changed. It has a handle on it. The rear cover structure has a hinge-lock feature for easy intervention. The keyboard front panel has a 2 mm thick aluminum plate. Drilling operations on the plate can be made upon special request.