Highlights : Converts antenna style input to coax cable input. 300 to 75 ohm transformer. Rated for outdoor use. Connects to outdoor TV antenna. Size : 2.75"x.87"x.87" Outdoor. 300 To 75 OHM. Color : Black. WARNING: This product can expose you to chemicals including Diisononyl phthalate (DINP), which is known to the St