ZDD RG6 F-Type Coaxial Length Extender Coupler for Exndling the Length of F-Pin Coaxial Cables RG6 F Type Female Coaxial Converters Provids Spare OR Replaceable Adapters to Use On Different Audio Systems.Perfect Coupling Two F Male to F Male Connector or Wire Extension Cord. High Frequency 3GHz support, Better Video Viewing Experience Than 1GHz Coaxial Connector. Acting as an adaptor on video or satellite box to convert to coaxial male output into a coaxial female output. This product is a perfect choice for directv and dish Network. Compatible with Satellite (Including Directv and Dish Network), TV and Internet (Including Comcast, Coax, and Charter), and off-air Antenna Systems. Widely used in extending the connection of a cable box, TV, Satellite Receiver, VCR, Cable MoDem, off-air Antenna or Other Digital Audio / Video Component Settings, Whether Indoors or Outdoors.universal compatibility with all brands of rg59 and rg6 coaxial cables Easy to Install and Disassemble, simple Screw on installation Makes Assembly and Disassless Effortless. Product specification: 20*10mm Product colour: Silver Packing list: 2*TV cable butt connectors