YoCoo 90mm 5.8G FPV Low-loss Antenna Extension Cable Cord RP-SMA Male to RP-SMA Female Antenna Adapter for quadcopter Multicopter - Pack of 2 Connectors: RP-SMA Female to RP-SMA Male cable Length: 100mm ( 3mm), 90mm RG178 cable Cable diameter : 1.8mm Frequency range: 0-6G Impedance: 50