HDMI Modulator - HDMI or RCA in coax rf out composite converter , not only for your streaming media players like Apple TV, Amazon Fire Stick , Fire TV, Roku , HD TV tuner , satellite Set-top / Cable Box or game consoles like PS3 , PS4 , PS5 , Xbox 360 , Xbox One etc. newer HDMI-equipped components , but also for the VCRs , Bule-ray / DVD players & camcorders to connect with older TVs that don't have HDMI nor AV jacks. | RF Modulator - One F type female coax input for connection of antenna , hd tv tuner , satellite set-top / cable box ,and a separate RF coaxial output for connection of TV or RF splitter to extend your digital / analog signals to other TVs ; And it also comes with channel 3 / 4 switch which will not interfere with existing players such as VCR. | HDMI to RF Modulator - Convert HDMI digital signals into analog TV ( RF )signals which have ultra long distance transmission to achieve sharing program videos / pictures on other tvs in diffrent rooms or farther away from the hdmi video source; It's a great long range signal booster amplifier modulators ! | RCA to Coaxial Adapter - Converts line level composite video / analog stereo audio signals to RF ( coaxial ) for connection to old TVs that do not have line level AV jacks ; and the audio and video output level is adjustable. | TV Coax Modulator - This powerful & functional SDR TV demodulator is compatible with HDMI 1.3 and supports VHF & UHF 2 operating frequencys and PAL & NTSC 2 different TV formats ; No drivers, adapters needed, plug and play , easy to use; You more benefits and convenience while saving a lot on your local CATV system.