The Drobo 5N NAS is a sleek black unit with 5 bays, each containing a 3TB WD Red hard drive for a total storage capacity of 15TB. It is compatible with both PC and Mac, making it a versatile choice for home or office use. With features like Time Machine compatibility and Ethernet interface, the Drobo 5N NAS offers convenient and reliable storage solutions for a variety of devices. Perfect for users looking to centralize and protect their data in a compact and efficient manner.