LBTODH 2 PCS TV Antenna Connector 300 Ohm to 75 Ohm Outdoor Antenna Matching Transformer for UHF/VHF/FM Model TV Converter

["Material: Made of high quality metal and plastic","Size: Length: 16.5 cm / 6.5\"","Easy to use: Connect the left and right leads to the balanced antenna or a set of terminals. Grounding is not required; otherwise, the system's balance will be disrupted","Application: Suitable for converting 300-ohm signal impedance used in coaxial cables to 75-ohm impedance used in antennas","Package Includes: 2 pcs 300 ohm to 75 ohm Coaxial Cable Adapter"]