Extralink's power supply bar has 16 ports with a throughput of 10/100 Mbit/s. The upper RJ45 sockets are LAN/switch/PC ports, where pins 1/2 and 3/6 are used for data transfer. Sockets located below are ports for both data and power supply, where pins 1/2 and 3/6 are used for data transmission, while pins 4/5 (+) and 7/8 (-) for power supply. The size of the power strip: 1U (height), 19" (width) and 25 mm (thickness).