The Ultra Female RJ-45 to Female RJ-45 Wired Telephone Coupler 8-Conductor Crossover Adapter has undergone the industrys most rigorous testing for efficiency reliability and durability. Experience the amazing quality innovative design and extraordinary value of the Adapter.Specifications. Cable Type - Adapters. Cable Connector A - RJ45 Female. Cable Connector B - RJ45 Female. Gender - Female to Female. Dimension - 7 L x 6 W x 1 D in.. Item Weight - 0.1 lbs.