Dual Heat Dissipation Design: Aluminum Alloy Shell + Oversized Heat Sink. Plug and Play: Plug and play on any port. No setup required. No distinction between import and export, any port can be accessed/connected out. No need to manually set up the port, plug and play. Aluminum Alloy Shell+Cooling Vent: Adopting high thermal conductivity aluminum alloy shell + with heat sink combination. Quickly export heat from the switch to stable network operation. Powerful Main Control Chip: Built-in high-performance chip. the stable operation and data forwarding efficiency of the switch. High Transmission: Up to 2500M/s data transfer rate. More efficient transfer rate, easy to connect more devices. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC100-240V Color:Black Material:Metal Package Contents: 1 * 2.5Gb Ethernet Switch 1 * power adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.