Bluex U6 + Is a Full Gigabit Unmanaged Industrial Switch Designed to Meet Various Network Application Requirements. It provides 4 Full Gigabit Ethernet RJ45 Ports and 2 Gigabit SFP Slots, Which Can Be Used As Ordinary Expansion Interfaces or Connected to Other Network Devices. The Appearance is exquisite and beautiful, with a large backplane bandwidth design. The Product Consclies With CE, FCCand ROHS Standards, Aiming To Provide Reliable and Convenient Solutions for Users' Ethernet Device Networking.