CasEdge offers housing solutions for PCs, integrated barebone systems, and white box to distributors, system integrators, VARS and house-brand PC manufacturers. PRODUCT FEATURES: Supports up to three 5.25" devices secured with screws, which slide out from the front; Supports up to two 3.5" devices secured with screws, which slide out from the front; Internal removable drive bay can support up to two 3.5" HDD; Offers both ATX and Middle ATX motherboard compatibility; Includes seven I/O slots on rear panel, all ATX/BAT interchangeable; Features three piece cover design (door, replaceable top cover, and replaceable side panel); Features special vent holes on door and side panel for better thermal performance; Includes front fan housing with 80mm fan at front & 90mm fan at rear and PC speaker; Support 2.0 Version front USB, audio, and phone jack connector.