RGTech Monarch 40 Indoor Freeview HDTV Aerial - Black. All your favourite Freeview TV channels & radio stations. The RGTech Monarch aerials are among the very first indoor TV aerials that incorporate Ultra-Wideband Technology (UWB), a technology usually applied in radars, which achieves higher bandwidth, allowing them to receive signals in greater bandwidths than other HDTV aerials.
