Efficient 2.5-Gigabit Ethernet Contains Realtek 2.5GbE controllers for efficient performance Red 2.5-Gigabit Ethernet ports for an Enthusiast vibe Double network performance by combining with a 2.5GbE NAS and USB adapter Five 2.5-Gigabit Ethernet ports €“ Providing 25 gbps in total performance Compatible with Cat 5e cables Silent and fanless €“ seamless in any environment Can be mounted on walls Durable and aesthetically pleasing metal housing