Trust is good, control is betterThe Kensington Lock support and locks on each HDD tray offer security and protection from accidental removal of the hard drives. They may instead be switched on and off individually with the power buttons on each tray. The LEDs displays additionally show the status of each HDD.Comfortable setupThe capabilities of the IB-3805-C31 include various convenient functions. For example the tool-less HDD installation, the energy-saving standby mode, the HotSwap ability, Plug & Play, and support for both Windows and macOS systemIts (not) getting hotThe housing is made mainly of aluminum and is therefore stable and conducts heat particularly well. The cooling of the drives during heavy operation is also ensured by a large 120 mm fan on the back.Specification:- Model: IB-3805-C31- Article No.: 60640- EAN Code: 4250078169789- Brand: ICY BOX- Category: External case- Material: Aluminium / Plastic- Colour: Black- HDD size: 3,5\" SATA- HDD capacity: Unlimited- HotSwap: Yes- Plug & Play: Yes- Transfer rate: USB 3.1 (Gen 2) up to 10 Gbit/s- External interface: USB 3.1 (Gen 2) Type-C- Operating system: The enclosure only supplies the full data transfer rate of up to 10 Gbit/s via a USB 3.1 (Gen 2) USB Type-C host interface. In some notebooks and computers a USB- Power connector: Internal power supply, Input: AC 100240 V, Output: 12 V/19 A, 5 V/14.5 A (300 W)