The devices shared data stored on one or two internal disks via Ethernet links.
The original SC101 model could hold one or two disks (sold separately) using Parallel ATA (known as "IDE" at the time) and had a 100 Mbit/sec Ethernet over twisted pair interface.
[1] The later Netgear SC101T model could hold one or two Serial ATA disks and had a Gigabit Ethernet interface.
[3] Reviews praised the low price and ease of installation, but noted limited software support and passive cooling.
[10] If possible, this would allow access from both Windows and Linux machines, at the expense of losing features that the proprietary file system offers, such as sharing the device access across multiple machines, as well as mirroring support.