HARD DRIVE DOCKING STATION: This 4-bay hard drive dock enables access to up to four 2.5/3.5" SATA hard drives for file backup, imaging or data transfer over USB 3.2 Gen 1 (5 Gbps). Tool-less design enables quick hot-swapping. DRIVE COMPATIBILITY: Works with 2.5/3.5" SATA HDDS and SSDs of any capacity | 4Kn Compatible | OS Independent | Backwards compatible w/ SATA I/II |Includes 3ft USB-A cable and Universal Power Adapter | IDE adapter (SAT2IDEADP) sold separately PERFORMANCE: Independently-powered SATA controllers enable drive hot swapping without interrupting other drive bays that are in use. Dual 40mm fans maintain optimal drive temperature for reliability and performance. SPECS: 4-Bay Hard Drive Dock | SATA III (6 Gbps) w/ TRIM | USB 3.2 Gen 1 (5 Gbps) Host Connection | Dual 40mm Fans | Tool-less/Tray-less Design | Hot-Swappable Drive Bays | Top-Loading/Toaster-Style with Eject Buttons | LED Activity Lights THE IT PRO'S CHOICE: Designed and built for IT Professionals, this Quad-Bay Hard Drive Dock is backed for 2 years, including free lifetime 24/5 multilingual technical assistance