This is an A/V Modulator, Model RFMODR0-24, a device that converts composite audio/video (RCA) signals into an RF coaxial signal for use with older TVs.
Function: Connects modern devices (DVD players, game consoles, etc.) to TVs that only have a coaxial input.
Output: Transmits the signal on either channel 3 or 4.
Input: Supports RCA/CVBS composite A/V inputs.
Compatibility: Does not support HD, 3D, or 4K signals.
Use: Suitable for home or office use
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