Brand Name: Brainboxes Product Model: SW-504 Product Name: SW-504 Industrial Unmanaged Ethernet Switch 4 Ports Product Type: Ethernet Switch Stack Port: No Total Number of Network Ports: 4 Number of Network (RJ-45) Ports: 4 Port/Expansion Slot Details: 4 x Fast Ethernet Network Media Type Supported: Twisted Pair Ethernet Technology: Fast Ethernet Network Technology: 10/100Base-TX Layer Supported: 2 Manageable: No PoE (RJ-45) Port: No Input Voltage: 5 V DC Form Factor: Rail-mountable Package Contents: SW-504 Industrial Unmanaged Ethernet Switch 4 Ports , Quick Start Guide