WD (0718037847962 / WDBVXC0020HWT-EESN) - Built-in storage media - Ethernet LAN - Mac Compatibility - Power supply included - Quick start guide - USB connectivity - LAN (RJ-45) - not specified - Quad Core | Mac computers

Synology (6941377712506 / DS216se) - N/A - 2-Bay - HDD Interface: 2 x SATA (2 x Bay) - Humidity: 5-95% R.H - Processor: Marvell Armada 370 800 MHz

Synology. Perfect for local backup solution - SATA III 6Gb/s interface support - Plug-and-Use design for seamless storage space upgrade

Synology. Everywhere access with i OS/Android/Windows ready mobile apps - Easy to use web operating system on any browsers - Over 112.75 MB/s reading, 97.6 MB/s writing - Dual-core CPU with hardware encryption engine

Centralize data storage and stream media with a 4-bay personal cloud server, featuring remote access and robust NAS capabilities.

QNAP (4712511127713 / TS-451_-2G) - AC input voltage: 100-240 V - Cloud,iSCSI LUN - Kensington - AC,LAN (RJ-45) - Black - Tower - Fan - Active - Intel Celeron - Home & Home Office - Caddy - SATA - DDR3L | Signage Station

Synology DS1517+ 8 GB 5 Bay Desktop Network Attached Storage Enclosure.

Compact dual‑bay desktop NAS with a quad‑core Intel Celeron CPU, 2 GB DDR3L RAM, Gigabit Ethernet, and two 3 TB WD Red drives for reliable, high‑capacity storage in home or small office environments.

The WD My Cloud EX2 Ultra is a 4TB 2-bay Network Attached Storage device that provides reliable storage and backup solutions for home and office use.