1-Port Bi-Directional Cable TV HDTV Amplifier Splitter Signal Booster with Passive Return 1 Port with a +14dB boost, boosts your signal strength 32x. Standard form factor fits most enclosures and installation spaces Reduces snow and prevents image pixelation with digital cable. Coaxial cables not included. Compatible with all standard and digital Cable TV services 5-year warranty when purchased from an Authorized PCT Distributor/Dealer. Warranty not valid when purchased through other outlets.