Description Features:FM RADIO ANTENNA – Perfect antenna for FM radio, extendable up to 76cm, greatly improve the reception in poor reception area.WIDE COMPATIBILITY – The radio antenna with F-male connector and 3 adapters, PAL male, PAL female and 3.5mm, works well with most radio on the market.Specification:Gain: 3.5Output Impedance: 75ΩMax Power: 10WColor: silveryAntenna Length(Extended): 76cmQuantity: 4pcs/setNote:Please allow 1-3cm (0.4-1.18″) difference due to manual measurement and slight color variation for different display setting. Thank you for your attention, if you want buy more than we listed, please contact us.Have a nice day! Brand: ruizhiwujin