Supports 3 x 3.5' SATA/SAS HDDs, up to 12Gbps All-aluminum body and front bezel for durability Trayless design for quick and easy HDD swaps Metal keylocks on each door for added security 7cm cooling fan with adjustable high/low speeds Individual LEDs for power and access status HDD On/Off control LED switch for convenience 15-pin SATA power x 2 and 7-pin data ports x 3 Compact dimensions: 194 x 146 x 86mm Lightweight design at 1.1 kg