This is the casecom cb 341 black mesh mid tower atx case no psu this is a mid tower case in the atx format witrh black mesh front panel this model come without a power supply unit has room for four internal 525 bays a nd onbe external 35 bay the front panel carries two usb ports and audio mid tower atx case with black mesh front panel mesh front panel for improved airflow 2x usb20 ports and audio at top of front panel 4x external 525 bays and 1x external 35 bay 2x inter