Characterization: Color:black Gain: 3dB Frequency Range: 520-1710MHz Output Impedance: 300 omega Working Voltage: 12V Size:Length:1.5m feature: Improve the FM signal and station of the stereo receiver radio. Receive more fm channels and radio stations. Corrosion resistance, no rust, no deformation. Plug and play, very easy to install and use, suitable for home stereo receiver indoor radio. Provide better 75 ohm fm radio solutions for stereo receiver radios in desktops, homes, attics, offices, garages, basements, etc. Suitable for Yamaha/JVC/Sherwood/Pioneer/Oenon/Panasonic/Onkyo audio system. FM antenna only, excluding other accessory demonstrations in the picture In the package:1 x FM Antenna Note: 1.Please allow 0.1cm error due to measurement tools and manual measurements. 2.Because of the difference in light and resolution, the color of each product will be different. Thank you for your understanding and hope you have a nice day