TP-LINK

Channels 16 | Integrated LAN Gigabit | Power consumption 6.2 Watts | Dim. 330 × 285 × 45 mm | Temp. range -10–55 °C | Colour Black

Channels 16 | Included Accessories Power Adapter;HDD Screws;Mouse;Quick Installation Guide | Power supply requirements DC 12V/1.5A | Power consumption 4.25 Watts | Dim. 246.2 × 148.2 × 45 mm | Temp. range -10–55 °C

Channels 16 | Included Accessories Power Adapter,HDD Screws,Mouse,Quick Installation Guide | Power supply requirements 12V DC/3.3A | Power consumption 24.16 Watts | Dim. 330 × 285 × 45 mm | Temp. range -40–70 °C

Channels 8 | Included Accessories Power Adapter;HDD Screws;Mouse;Quick Installation Guide | Power supply requirements 53.5V DC/2.43 A | Power consumption 4.82 Watts | Dim. 294 × 180 × 44 mm | Temp. range -10–55 °C

Channels 8 | Drives/bays 2 | Integrated LAN 10/100 | Power supply requirements 53.5V DC/2.43A | Power consumption 35 Watts | Dim. 330 × 285 × 45 mm

Channels 8 | Included Accessories Power Adapter;HDD Screws;Mouse;Quick Installation Guide | Power supply requirements 12V DC, no more than 18 W | Power consumption 13.1 Watts | Dim. 246.2 mm*148.2 mm*42.6 mm | Temp. range -10–55 °C