Overview The Cooler Master RC-342-KKR400-U3 is a mini-tower computer case designed to provide a compact and efficient solution for building a versatile PC. It comes with a reliable 400 W power supply pre-installed, supporting micro-ATX and Mini-ITX motherboards to accommodate a range of setups from office workstations to home-theater or light gaming systems. Its design balances space-saving dimensions with ample room for drives and expansion cards, making it a practical choice for users who need a capable system without a large footprint. Key features Includes a dependable 400 W power supply mounted at the top, simplifying the build process by providing essential power from the start Supports both micro-ATX and Mini-ITX motherboards, offering flexibility for different system sizes and purposes Mesh front panel combined with space for up to three fans ensures effective airflow to keep components cool during operation Accommodates two full-size 5.25-inch external optical drives and five internal 3.5-inch hard drives, allowing extensive storage options Front I/O panel features two USB 2.0 ports and an eSATA port for convenient access to peripherals and high-speed external storage Four full-height expansion slots provide room for graphics cards, sound cards, or other add-ons to customize the system Compact and sturdy steel chassis with a plastic front panel fits well in small spaces such as dorm rooms, home offices, or retail counters Key specs Power supply: 400 W, top-mounted Motherboard support: micro-ATX and Mini-ITX Drive bays: two 5.25-inch external, five 3.5-inch internal Expansion slots: four full-height Cooling: mesh front panel, supports up to three fans Front I/O ports: two USB 2.0, one eSATA Case type: mini-tower Connectivity and compatibility The front panel provides easy access to two USB 2.0 ports, ideal for connecting keyboards, mice, or flash drives without reaching behind the case. The inclusion of an eSATA port offers a fast connection for external hard drives, which is useful for quick backups or transferring large files. Compatibility with micro-ATX and Mini-ITX motherboards means this case supports a wide range of components, from budget office setups to more specialized compact builds. Ideal uses and environments This mini-tower case is well suited for users who need a reliable and space-conscious PC enclosure. It works well in home offices where desk space is limited, dorm rooms where compactness is essential, and small retail or reception areas where a discreet yet functional system is required. Its storage capacity and expansion options also make it a strong choice for light gaming, media servers, or small business applications that demand flexibility without complexity.
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