2pcs 50 ohm BNC Male Plug To UHF PL-259 SO239 Female RF Coaxial Adapter Cable. It digital transfer device using the most advanced all-digital way on TV and video format for processing, powerful functional and superior performance of the feature from many kinds of video signal formats (Including PAL, PAL60, NTSC3.58, NTSC4.43, SECAM) unified converted into PAL or NTSC standard signal output (as required by the user settings).
eBay