The Sega Saturn HSS-0167 is a 4MB RAM expansion cartridge for the Sega Saturn. It's designed to boost the system's performance, particularly for certain games that require additional memory to run properly. This expansion is compatible with both Japanese and US Sega Saturn consoles and is commonly used for games that demand extra resources, such as certain 3D titles. The cartridge is region-free, allowing it to work across different markets.



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