New Practicable 9M Antenna RP-SMA Extension Cable WiFi Router Black The RP-SMA (Reverse Polarity SMA) extension cable Ideal for extend the cable for installing the antenna to the ideal location Please notice that the SMA in Reverse Polar format (without pin inside) and sometimes call RP-SMA Length: 9M Packing includes:1 x 9M Antenna RP-SMA Extension Cable WiFi Router