The Allen Tel AT1640-BU Cat6 Ethernet Patch Cable is a high-quality networking cable designed for professional use. With a length of 40 feet and a blue color, this cable is perfect for connecting two devices with RJ-45 connectors. The ATP brand ensures reliability and durability, making it an ideal choice for businesses and home offices that require a dependable Ethernet connection. Perfect for setting up a new network or expanding an existing one, this cable is a versatile and essential tool for any computer enthusiast or IT professional.