Grid 24 Dbi Antenna with Low Loss 400 SMA RP Male to N Male 35ft (10M) . Pre-assembled Cable for D-Link 24 dbi Grid Antenna with N male to RP SMA male 35ft (10M) cable. Used with Buffalo, D-Link routers or AP. such as DWA rangebooster. Hook up N Male end to the antenna and the other end (RP SMA Male) to the router. Covers up to 6 miles. Required to point the direction where the signals come from.