SUPERGAIN Balllade 12V TV Antenna. A super compact and lightweight DVBT / TNT and HDTV omnidirectional TV antenna. Powered by a low noise built-in amplifier that offers superb performance. It is simple to install, coming with an integrated surface mount, 5 metres of coax cable and 12V power inserter.Dimensions H165mm x Dia 70mm. Weight 110g. Sold in singles orOuter Boxes x 4.