CM 690 II (ver.2)
Enlarged front and top mesh design for superb ventilation
Can accommodate 120 x 240 mm radiator at the top and bottom
Dust-control filters for all meshed areas
Front Panel blue LED fan on/off switch
Rear tubing holes for water cooling
More and redesigned rubber grommets for improved cable management
Larger CPU heat sink cut-out on the motherboard tray