About this item Extension Cable - Connector: SMA male to SMA Female Bulkhead Mount Connector; Cable Length: 10m (33ft) The Ham Radio Antenna Extension Cable; Impedance: 50 Ohm; Cable Type: RG58 coaxial cable; >1000 times mating life time. 5-pack coax to SMA adapter kit - Includes: SMA Male to Male *1 / SMA Female to Female *1 / SMA Female to SMA Male *1 / SMA Female to RPSMA Male *1 / SMA Male to RPSMA Female *1 This RF Coaxial cable kit addresses all your SMA needs: Whether it's SMA male to SMA male or SMA to RPSMA, for wifi antenna extension cable, Ham Radio, Amateur Radio, CB Radio, Walkie Talkies, Handheld Two Way Radio, FRS GMRS MURS Radio, Marine VHF Radio, RF Counter, RF Explorer. These SMA coax cables and SMA connectors are suitable for ham radio, RTL SDR dongle, FPV devices, 4G LTE Antenna Router Gateway Cellular Router SDR USB Dongle, ADS-B Receiver, etc. Dimensions: 7.83 x 6.73 x 1.65 inches.