Only used for a few months before I no longer had use for it.  Includes all 4 caddy's, power supply and USB cable.

Specifications:

Hardware interfaceSATA 6.0 Gb/s, USB 3.0

BrandYottamaster

ColourUSB3.0

Hardware platformLaptop, Linux, Windows, Mac

MaterialAluminium

Memory storage capacity64 TB

【Reliable External Storage System for Individuals】This 4 bay hdd enclosure support up to 64TB external expanded storage. The front door adopt user-friendly PUSH Design for easy install and replacement of hard drives. It is an ideal choice for personal storage at home and office. It can support different drive type(s)-2,5"/3,5" HDD/SSDs, so you can take advantage of your hard drives' potential fully.

【64TB Large Storage Capacity 】The 4 bay hard drive enclosure can house up to 4 hard drives, single disk support up to 16TB. Such Large capacity supported let you handle various work demands easily, like digital imaging, video production/editing, duplicating footage, create and manage archives.

【80mm Fan Inside】The 4 bay enclosure built with rugged heat-dissipating aluminum shell, front and rear with cooling holes, a 80mm silent fan inside can effectively accelerate air convection and rapid cooling. It is ideal for noise-sensitive environments.

【For 2,5/3,5-inch Hard Drives】It comes with four removeable trays, allowing for easy installation and replacement of either the large desktop hard disk drives or the portable laptop drives and SSD's. Four indicator lights help you to monitor the working status of your hard drives whenever.

【6Gbps Transfer Rate】This 4 bay hdd enclosure adopt SATA III protocol, transfer rate up to 6Gbps (MAX). Equipped with a versatile USB3.0 Type-B interface to connect other peripheral devices. Compatible with most Windows, Mac and Linux systems.