The SV9215 is a Indoor Digital Aerial from One4All. It has a ultra flat design and construction for easy hiding behind flat panel television or cabinet. It has patened technology which gurantees nest omni directional reception. It has state of the art amplifier using microcontroller. It is HD ready which means it compatible with all HD signals. It has wideband antenna for reception of all digital channels. It gives minimal interference by the included filters.