Product: RF Modulator HDMI RCA Coax Converter VHF UHF SDR Demodulator Composite Adapter w/Antenna in/Out & Channel Switch for Roku Fire Stick Cable Box HD Digital AV Component Video to Analog NTSC Coaxial TV
Brand: AoeSpy
The RF modulator is HDMI & RCA in coax out composite converter for 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 , Nintendo Switch VCRs , Bule-ray / DVD players, camcorders etc. newer HDMI-equipped components to connect with older TVs that don't have HDMI nor AV jacks; Powerful & functional SDR TV demodulator will bring you more benefits & great convenience while saving a lot on your local CATV system with its HDMI , RCA & RF 3 kinds of signals conversion with antenna input , VHF & UHF 2 operating frequencys and up to 136 channel switching etc., You won't regret it ！！！ 
Specs: 
TV Standard Formats: NTSC 
Frequency Range: 47~868MHz 
Bandwidth: 6MHz、7MHz、8MHz 
Output Level: 80~95dBuV adj 
Input Level: 0.77Vp-p for 80%+/-10% modulation 
Sound System: M=4.5MHz、B/G=5.5MHz、I=6.0MHz、D/K=6.5MHz 
Input Port: HDMI / AV 
RF Input & Output: F female 
Input resolution: 1080P/1080i/720P/576P/576i/480p 
HDMI Version: 1.3 
HDCP Version: 1.3
HDMI Modulator - HDMI or RCA in coax rf out composite converter will hook up your streaming media players like Apple TV, Amazon Fire Stick , Fire TV, Roku , HD TV tuner , android tv box , satellite Set-top / Cable Box or game consoles like PS3 , PS4 , PS5 , Xbox 360 / One , Nintendo Switch and even DVD , Blu-ray players , VCR , Laptop , PC or computer etc. newer HDMI-equipped components with older TVs or video equipment that don't have HDMI nor AV jacks.
RF Modulator for TV - 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 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 watching movies / playing games / sharing program videos pictures / photos on channel 3 / 4 on old TV models (CRT) or other non-HDMI devices in diffrent rooms or farther away from the hdmi video source; It's a great long range signal booster amplifier modulators !
RF Modulator RCA to Coax - 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 volume of audio & the brightness of video is adjustable.
RCA to Coaxial Adapter - This powerful & functional SDR TV demodulator is compatible with HDMI 1.3 and supports VHF & UHF 2 operating frequencys up to 136 channels ; No drivers, adapters needed, plug and play , easy to use; You will get more benefits and convenience while saving a lot on your local CATV system.

Search query: rf coax to hdmi
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