A quality, great performing antenna for your dual band VHF/UHF handheld radio, that uses a antenna with a Female SMA connector, like many Chinese radios. Comet SMA-503J HT Antenna SMA-503J Dual-band 2M/70cm HT Antenna Extended receive range: 118-160MHz 250-290MHz 360-390MHz 420-470MHz 820-960MHz Gain & Wavelength: 2M: 1/4 wave 70cm: 1/2 wave Max Power: 10 watts Length: 8.5″ Connector: SMA Female