Package Content: 18 type SMA adatper, One for each type, Total is 18 pieces. | Note: The Photo Show Front and back of the Connector. | Material:gold plated brass with Great connectivity; Impedance:50 ohm | Type: SMA right angle kits; Female to female kits; Male to Male kits; | Application: FPV antennas WI-FI Router HT radio MMDVM unit Video VTX IP camera ham radio digital amplifier SDR