About this item N type male to N type male jumper cable Connector material: nickel-plated brass Impedance: 50 Ohms Extension cable type: RG400 Cable length: 11.81 x 0.79 x 0.39 inches Works for 50 Ohm RF applications with N type connections, including 4G LTE/WiFi/Ham radio antennas, routers, extenders, etc. Higher performance coax cable: the cable is low loss RG400 with double shield and a heavy stranded inner conductor, supporting interrupted transfer of signals from devices with minimum signal loss. Dimensions: 11.81 x 0.79 x 0.39 inches.