The RF modulator is a RCA CVBS in F type female ( antenna / ANT ) coax out converter for HD TV tuner , satellite Set-top / Cable Box or game consoles like PS2 , PS3 , PS4 , Xbox 360 , Xbox , Nintendo switch , reborn etc. game console / VCRs , Bule-ray / players, camcorders etc. devices to connect with older TVs that don't have AV jacks ; It supports NTSC TV formats , click to switch channel 3 and channel 4 by this VHF televisions demodulator . You will get more benefits and convenience while saving a lot on your local CATV system with this TV modulator ! Specs :  TV Standard Formats:NTSC Frequency Range:61.25MHz-67.25MHz Channel Range:3-4Ch Input Port:RCA/AV RF Input & OutputF female Sound System:M=4.5MHz Video Input Impedance:75 Ohms Audio Input Impedance:13+-3k Ohms Power:USB 5V
RF Modulator for TV - Composite CVBS RCA in coax RF out converter , not only for your PS2 , PS3 , PS4 , Nintendo Switch , reborn etc. game console and TV tuner , satellite set-top / cable box , VCRs , bule-ray / players & camcorders etc. devices, but also for / CCTV surveillance equipment to connect with monitor , projector or older TVs that don't have AV jacks.
RCA to Coaxial Adapter - F type female coaxial input for connection of antenna , hd tv tuner , satellite set-top / cable box , and a separate ANT RF coax output for connection of TV or RF splitter to extend your digital / analog signals to other female F type ntsc TVs ; And it also comes with channel switch which will not interfere with existing players such as VCR.
RF Modulator RCA to Coax - Convert CVBS RCA signals into analog TV ( RF )signals which have ultra long distance transmission to achieve sharing program / pictures on other tvs in different rooms or farther away from the AV video source; It's a great long range signal amplifier modulators !
AV to RF - Supports NTSC TV format which is most popular in North America ! click to switch channel 3 and channel 4 by this VHF televisions modulator .
RF Modulator - 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.