ITEM NAME:8x Outdoor TV Antenna 300 To 75 Ohm Matching Trans-former Converter Adapter .like-pro-float .like-pro-price-both{clear: both;.8 Pieces Antenna Matching Converter Adapter. Convert outdoor antenna connection to coaxial cable input. Type: 300 To 75 Ohms Matching Converter Adapter. Compatible with all Channel Master outdoor TV antennas.