Distinctive exterior Distinctive front panel features a handle design allowing for easy accessibility to the internal components, along with two USB 3.0 data transfer ports Storage device performance Supports optional 5.25” storage devices: FS204, FP510, FS305, FS305-12G Storage bays Offers users a wide range of hard drive options including support for 5.25"/3.5"/2.5" hard drives and slim optical drives Internal configurations - Length limitation: 7.87” (200mm) - Supports ATX (PS2) / Mini Redundant - Supports up to SSI-CEB (12" x 10.5") motherboards Cooling capabilities Utilizing the typical front-to-back directional airflow, RM41-506 comes pre-installed with two 80mm PWM fans for exhaust, designed to achieve a rapid heat dissipation effect that does not easily accumulate hot air inside Sliding rail compatibility Reserved mounting holes for sliding rails which can be easily installed. Can be used with the RMS06-22 rail