TV PAL Male (Plug) / CCTV to F Female (Socket) High Resolution Adaptor/Connector, 2-Pieces Nickel Plated pure brass with great connectivity. (Not tin alloy) high quality adapter; won't compromise signal quality Impedance:50ohm Fits into your TV, or standard TV wall plate/outlet and the other side fits into the F Male connector. 2 adapters per order Inline adapter preserves signal