Features:1) Detachable composite structure2) 19" standard assembly width3) Vertical cabinet can move backwards and forwards and adjust up and down to mount instrument4) On the top, it is equipped with four fans (800 series) or six fans (900 and 960 series) heat dissipation device5) Custom-built screen heat dissipation back door is available6) Equipped with rolling foot wheel and fixed leg7) High strength toughened glass frameless front door is simple and beautiful