The NetMedia MM70S Stereo Modulator converts composite video and stereo audio to an MTS Stereo television signal.The selectable channel is viewed with a standard television (SDTV) tuner. Once modulated, the signal is no longer bound to a single monitor or TV; it can be combined with antenna, cable, or satellite signals for distribution to multiple TV's throughout the location.This provides convenient viewing access to security cameras, DVR's,or other audio/video (A/VJ sources such as DVD's and VCR's.