The Crystal Series 680X RGB features a tempered glass design with high airflow. It supports Mini-ITX, MicroATX, ATX, and E-ATX motherboards and includes RGB lighting effects. Offers 8 expansion slots, 7 storage bays, and front I/O with USB 3.0, USB 3.1 Type-C, and audio ports. Ideal for gaming PCs and liquid cooling setups.