BUFFALO LS-VL model, a black NAS supporting USB and LAN connections. - Brand: BUFFALO - Model: LS-VL - Capacity: 2TB, upgraded to 3TB - Connection Ports: USB, LAN - Color: Black Thank you for viewing. The 2TB HDD has been replaced with a 3TB HDD. Operation has been confirmed. It was used for about a year, and was not always on, but was used only when needed (about once a week). The only included accessory is the AC adapter. Please purchase only if you are able to research how to use it yourself.