SMA(rp-sma male to sma female coaxial connector) is a kind of RF coaxial connectors that is widely applied. Specifications: Connector type: RP-SMA Male to SMA Female. Materials: pure copper. Impedance: 50 ohm, Low-loss. Temp range: -65 to +165°C (PE Cable -40 to +85°C). Style: Right Angle. Mounting Type: Free hanging. Working Voltage: 335V max. Frequency Range: DC to 6GHz. Insulation resistance: >= 5000 MOhm. Insertion loss: <= 0.15 dB/6GHz. Applications: FPV antennas, FPV goggles for quadcopters, wifi antenna etc. Please confirm the connector type of your device before purchasing. Package List: 4 x RP-SMA Male to SMA Female Connectors.