The Rosewill Hive Series offer a semi modular cable design and 80 Plus bronze certified power supplies that deliver unprecedented performance, uncompromised features with unbeatable efficiency vital to today's high-end system. Hive's black coated casing and rock touch finishing evoke its high quality. It features active PFC with auto AC-input voltage adjustment (100 - 240V and one 135mm fan with auto fan speed control for efficient, silent cooling.