Description brand new and high quality Features: The PCB RF Coaxial Connector with 4 pins straight type for head. Its contact distance is 4mm. Suitable for joining the coaxial cable of the radio frequency to use in the radio equipment and radio equipment and radio frequency loop of the electron tube instrument. Item name: SMA Female Connector Impedance: 50ohm Connector body style: Straight Mounting: end for launch PCB Material: Brass Plating: Goldplated Dimensions: 16x6.3mm/0.63x2.48inch Color: Gold Quantity: 10 Pcs Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 10 x RF Connector Adapter (without retail package)